Root Meaning in English Origin language Etymology (root origin) English examples sacc- [1] bag Greek σάκκος (sákkos sack sacchar- [2] sugar Greek σάκχαρ σάκχαρον (sákkharon disaccharide , heteropolysaccharide , homopolysaccharide , lipooligosaccharide, lipopolysaccharide , monosaccharide , oligosaccharide , pentasaccharide, polysaccharide , saccharin , trisaccharide sacr- , -secr- sacred Latin sacrare , from sacer (genitive sacri )consecrate, desecrate, sacrament , sacred, sacrosanct sagac- wise Latin sagax , sagacis sagacious, sagacity sagitt- arrow Latin sagitta sagittal plane , Sagittaria sal- salt Latin sal , salis salere salarium salary , salinity sali- , -sili- salt- jump Latin salire , saltus assail, assailable, assailant, assailment, assault, assaultive, consilience, desultory, dissilience, dissilient, exult, exultant, exultation, insult, insultation, irresilient, resile, resilement, resilience, resiliency, resilient, result, resultant, salacious, salacity, salience , salient, sally, saltando , saltant , saltation, saltatorial, saltatory, saltigrade, saltire , salto , saltus, sault, sauté , sauteuse , sautille , sautoir, somersault , soubresaut , subsultory, transilience, transilient salic- willow Latin salix , salicis salicin salping- [3] trumpet Greek σάλπιγξ, σάλπιγγος (sálpinx, sálpingos endosalpingiosis , hysterosalpingography , salpiglossis, salpinx salu- health, welfare Latin salus salubrious, salubrity, salutary, salute salv- save Latin salvus , salvare salvage, salvation , salve san- healthy Latin sanus insane, insanity , sanatorium , sane, sanitarian, sanitarium, sanitary, sanitation, sanity sanc- holy Latin sancire (past participle sanctus )sacrosanct, saint, sanctify, sanction, sanctuary sanguin- blood Latin sanguis , sanguinis consanguinity , sanguinary, sanguine sapi- , -sipi- taste, wise Latin sapere "to have a taste, be wise", related to sapor "taste, flavor"insipid, insipience, sapient sapon- soap Latin sapo , saponis saponification sapphir- [4] a precious stone Greek from Hebrew σάπφειρος (sáppheiros sapphire , sapphirine sapr- [5] rotten Greek σήπειν , σαπρός (saprós σαπρότης sapraemia, saprogenic, saprophagous, saprophyte , saprotrophic sarc- [6] flesh Greek σάρξ, σαρκός (sárx, sarkós perisarc , sarcasm , sarcastic, sarcocele, sarcoid , sarcoidosis , sarcoma , sarcophagus , Sarcopterygii , sarcosine , sarcosinemia , sarcosome sarc- tailor Latin sartor "tailor", from sarcire "to mend"consarcination, sartor, sartorial, sartorius sati- enough Latin satis asset, sate, satiate, satiety, satisfy, saturate saur- [7] lizard, reptile Greek σαύρα (saúra σαῦρος (saûros dinosaur , Saurischia , sauropod sax- rock Latin saxum saxatile, saxicavous, saxicoline, saxifrage, saxifragous scab- scratch Latin scabere scabies scal- ladder, stairs Latin scala scalar, scale scalen- [8] uneven Greek σκαληνός (skalēnós scalene, scalene muscles , scalene triangle, scalenohedron scand- , -scend- scans- , -scens- climb Latin scandere ascend, ascendency , ascendent, ascension, ascent, condescend, condescendence, condescension, descend, descendent, descension, descent, scansion , transcend, transcendence, transcendent, transcendental scandal- snare Greek σκάνδαλον (skándalon σκανδαλίζω skandalízō scandal, scandalize scap- [9] shaft Greek σκᾶπος (skâpos scape , scapus scaph- anything hollow, bowl, ship Greek σκάφη σκάφος Scaphirhynchus , scaphoid bone , scaphopod scat- [10] dung Greek σκῶρ, σκατός (skôr, skatós scatemia, scatology, scatoma, scatomancy, scatophagy, scatoscopy sced- [11] scatter Greek σκεδαννύναι (skedannúnai σκέδασις (skédasis skedastós ), (skedastikós ) heteroscedastic , homoscedastic scel- [12] leg, thigh Greek σκέλος , σκέλεος skéleos isosceles , triskele, triskelion scen- [13] booth, tent Greek σκηνή (skēnḗ parascenium, proscenium, scene, scenic, scenography scept- , scop- look at, examine, view, observe Greek σκέπτεσθαι (sképtesthai σκέψις sképsis σκέμμα σκεπτικός skeptikós σκοπεῖν (skopeîn σκοπός, σκοποῦ (skopós ) Abroscopus , diascopic, diascopy , endoscope , endoscopic , endoscopy , epidiascope , episcope, episcopic, gastroscopy , kaleidoscope , macroscopic, microscope , microscopic, panendoscopy , periscope , periscopic, scope, scopophobia , skeptic, stereoscopic, stereoscopy , stethoscope , telescope , telescopic, Telescopium schem- plan Greek σχῆμα (skhêma schema, schematic , schematism, schematize, scheme schid- [14] (ΣΧΙΔ) [15] split Greek σχίζειν (skhízein σχιστός skhistós σχίσις skhísis σχίσμα skhísma σχίζα diaschisis , diaschisma , schisis , schism , schisma , schismatic, schizocarp, schizogamy, schizogony, schizoid, schizophrenia, schizotrichia sci- [16] shade , shadow Greek σκιά (skiá σκιάς sciamachy, sciaphobia sci- know Latin scire conscience , conscious, conscientious, omniscious, omniscient, prescient, science , scienter scind- , sciss- split Latin scindere rescind, scissors scler- [17] hard Greek σκέλλειν (skéllein σκληρός (sklērós σκληρότης sklērótēs sclera , sclerectomy, scleredema, sclereid , sclerema, sclerenchyma , sclerite , scleritis, scleroderma , sclerophyll , sclerophyllous, sclerosis , sclerotic, sclerotium, sclerotize scolec- [18] worm Greek σκώληξ, σκώληκος (skṓlēx, skṓlēkos scolex scoli- [19] crooked Greek σκολιός (skoliós σκολιότης scoliokyphosis, scoliosis scombr- [20] mackerel Greek σκόμβρος (skómbros scombrid, scombroid scop- Greek scot- [21] darkness Greek σκότος, σκότου , σκοταῖος scotobiology , scotochromogen, scotogenic, scotograph, scotoma , scotoperiod, scotophase, scotophilia, scotophilic, scotophobe, scotophobia , scotophobic, scotophobotaxis , scotopic , scotoscope, scotosis, scototactic, scototaxis, scototherapy scrib- , script- write Latin scribere , scriptus describe, inscribe, manuscript, prescribe, scribble, scribe, script, scripture , subscribe scrupl- uneasiness Latin scrupus "sharp stone"scruple, scrupulous, unscrupulous sculp- carve Latin sculpere , sculptus insculp, resculpt, sculp, sculpsit, sculpt, sculptile, sculptor, sculptress, sculptural, sculpture scut- shield Latin scutum scute scyph- [22] cup Greek σκύφος (skúphos scyphoid, Scyphozoa , scyphus se- , sed- away, apart Latin se secede, sedition , seditious, seduce seb- tallow Latin sebum sebaceous, sebum sec- , sect- , seg- cut Latin secare secant , section, segment sed- settle, calm Latin sedare , sedatus sedative sed- , -sid- sess- sit Latin sedere , sessus assiduous, insidious, obsession, possess, preside, president, reside, resident, sedentary, sediment , sedimentary, sedulity, sedulous, session, subside, supersede sedec- sixteen Latin sedecim sedecimal seget- in cornfields Latin segetum sei- [23] shake Greek σείειν (seíein σεισμός (seismós σεῖστρον seîstron aseismic, microseism , microseismic, paleoseismology , seism , seismic , seismogram , seismograph , seismology , seismometer , seismonasty , sistrum, teleseism , teleseismic selen- moon Greek σελήνη (selḗnē paraselene, selaphobia, Selene , selenium , selenocentric, selenography , selenology sell- saddle, seat Latin sella sella turcica sema- sign Greek σῆμα (sêma aposematic, asemasia, asemia, asemic, pentaseme, polyseme , polysemic, polysemous, polysemy , semantics , semaphore , semasiology, sematic, seme , sememe , semiotic, tetraseme, triseme semi- half Latin semis semiannual, semicolon , semiconductor , semiconscious, semifinal, seminatural semin- seed Latin semen , seminis insemination sen- old man Latin senex , senis senator, senescent, senile, senility , senior sen- six each Latin seni senary sent- , sens- feel Latin sentire , sensus assent, consensus , consent, dissent, resent, scent, sensation, sense, sensible, sensitive, sensory, sentence, sentient, sentience, sentiment sep- [24] rot Greek σήψ (sḗps σήπειν (sḗpein sēptós ), σηπτικός (sēptikós σῆψις (sêpsis sēpía ) antisepsis, antiseptic , asepsis , aseptic , sepia, sepsis , septic sept- fence, partition, enclosure Latin saeptum transept sept- seven Latin septem septennial septen- seven each Latin septeni septenary septim- seventh Latin septimus septimal, septime septuagen- seventy each Latin septuageni septuagenary septuagesim- seventieth Latin septuagesimus septuagesima , septuagesimal septuagint- seventy Latin septuaginta Septuagint sequ- , secut- follow Latin sequere , from sequi , see also secutus consecutive, consequence, ensue, non sequitur, obsequious, prosecute, pursue, second, sequel, sequence , subsequent ser- [25] silk Greek σήρ (sḗr σηρικός sericin, serigraph ser- sow Latin serere , satus disseminate, dissemination, insemination, postseason, preseason, sation, sative, season , seasonable, seasonal, semen , semenuria, seminal, seminar , seminarian, seminary , semination, seminiferous ser- attach, join Latin serere , sertus assert, assertion, assertive, curviserial, desert, desertion , desertrix, dissert, dissertation , dissertator, exert, exertion, insert, insertion, multiseriate, reassert, reassertion, rectiserial, semidesert, serial, seriate, seriatim, series , sermon , uniseriate ser- whey Latin serum serac , serosa , serous, subserous ser- late Latin sērus serein, serotine, serotinous , serotiny , soiree serp- crawl, creep Latin serpere , serptus serpent serr- saw, saw-toothed Latin serra , serrare biserrate, serrate, serration, serrature, serriform, serrulate, sierra, sierran serv- save, protect, serve Latin servare conserve, deserve, observe, preserve, reserve, servant, service, servile, servitude, subservient sesqui- one and a half Latin sesqui sesquialteral, sesquicentennial, sesquipedal, sesquiplicate, sesquitertian set- bristle, hair Latin saeta seta, setose sever- stern, strict, serious Latin severus asseverate, asseveration, perseverance, perseverant, perseverate, perseveration , perseverative, persevere, severe, severity sex- sexual Latin sexus sexual , sexuality , sex , Sexual Intercourse (abbr. "sex) sex- , se- six Latin sex semester , sexangle, sexangular, sexavalent, sexennial, sexennium, sexireme , sexivalent, sexpartite, sexradiate, sextain sexagen- sixty each Latin sexageni sexagenarian, sexagenary sexagesim- sixtieth Latin sexagesimus Sexagesima , sexagesimal sext- sixth Latin sextus bissextile , bissextus, semisextile, sestet, sestina , Sext , sextain , sextan, sextans , sextant , sextary, sextic , sextile , sextillion, siesta , sixte sibil- hiss Latin sibilus , sibilare sibilance sicc- dry Latin siccare "to dry", from siccus "dry, thirsty"desiccate, desiccation , sec, siccative sicy- cucumber Greek σίκυος (síkuos Sicyos sider- iron Greek σίδηρος (sídēros σιδήρεος siderodromophobia , siderophile sider- star Latin sidus , sideris sidereal sigm- [26] S, s Greek σίγμα σῖγμα (sîgma sigma, sigmatism , sigmatropic , sigmoid, sigmoidoscopy sign- sign Latin signum design, designate, insignia, signal, signature, significant sil- quiet or still Latin silere silence silv- , sylv- forest Latin silva , sylva silviculture , sylvan, sylvatic simi- ape, monkey Latin simia simian simil- , simul- likeness, imitating Latin simulare "to emulate", from similis "alike"assimilate, dissimilate, dissemble, ensemble, resemble, semblance, similar, similarity, simile, similitude, simulacrum, simular, simulate, simulation, simulator, simultaneous, verisimilar, verisimilitude sinap- [27] mustard Greek σίναπι (sínapi sināpízein ), (sināpismós )sinapine, sinapism singul- one each Latin singulus singular sinistr- left Latin sinister , sinistri sinistral sin- China, Chinese Latin Sina sinology, Sinanthropus sinu- (to draw) a line Latin sinuare insinuate sinus- hollow, bay Latin sinus sinusoidal siop- [28] silence Greek σιωπή (siōpḗ σιωπᾶν (siōpân σιωπητέος siōpētéos σιώπησις siṓpēsis aposiopesis , aposiopetic siph- [29] tube Greek σίφων (síphōn siphon , siphonoglyph sist- cause to stand Latin sistere assist, consist, desist, exist, insist, persist, resist, solstice, subsist sit- [30] food, grain, wheat Greek σῖτος, σίτου (sîtos, sítou ectoparasite , endoparasite , endoparasitoid , epiparasite, hyperparasitism , kleptoparasitism , mesoparasite, parasite , parasitic, parasitism , parasitoid , sitology , syssitia siz- [31] hiss Greek σίζω , σίξις síxis smaragd- [32] emerald Greek σμάραγδος (smáragdos σμαράγδινος smarágdinos smaragdine smil- [33] carving knife Greek σμίλη smílē σμιλεύω, σμιλευτός σμίλευμα smilodon soci- group Latin socius , sociare associate, association, associative, consociate, consociation, consociational , disassociate, disassociation, dissociable, dissocial, dissociate, dissociation, dissociative , interassociation, nonassociative, sociability, sociable, social, sociality, societal, society sol- sun Latin sol , solis circumsolar, extrasolar, insolate, insolation , solar, solarium , soliform, soliscence , solstice , subsolar sol- comfort, soothe Latin solari consolation, console, solace sol- alone, only Latin solus desolate, desolation, desolatory, saudade, sole, soliloquy , solitaire , solitary, solitude , solitudinarian, solitudinous, solivagous, solo, sullen sole- accustomed Latin solere "be accustomed"insolence, insolent, obsolescence, obsolescent, obsolete solen- [34] channel, pipe Greek σωλήν (sōlḗn solenocyte, solenodon , solenogaster , solenoid , Solenopsis solv- , solut- loosen, set free Latin solvere , solutus absolute, absolve, dissolute, dissolve, resolute, resolve, soluble, solute, solution , solve, solvent soma- [35] body Greek σῶμα, σώματος (sôma, sṓmatos allosome , asomatous, autosome , centrosome, chromosome , decasomy, disomic , disomy , episome, gonosome, heptasomy, heterochromosome, heterodisomic, heterodisomy , hexasomy, isodisomic, isodisomy , macrosomia , metasomatic, metasomatism , microsome, microsomia , monosome, monosomic , monosomy , pentasomic, pentasomy, plasmosome, polysomic , polysomy , pyrosome , somatic, somatomancy , somatoparaphrenia , somatopleure , somatotype , somite , tetrasomic , tetrasomy , trisomic , trisomy somn- sleep Latin somnus insomnia , somnambulist, somnifacient, somniferous, somnific, somniloquy, somnolent somni- dream Latin somnium somnial son- sound Latin sonus absonant, ambisonic , assonance , assonant, assonate, consonance , consonant , consonous, dissonance , dissonant, inconsonance, inconsonant, infrasonic, infrasound , magnisonant, resonance , resonant, resonate, resound, sonance, sonant, sonata , sondage, sonnet, sonorant , sonority, sound , subsonic, supersonic , triconsonantal, ultrasonic, ultrasound soph- [36] wise Greek σοφός (sophós σοφία (sophía σόφισμα sóphisma σοφισμός sophismós antisophism, pansophism , pansophist, pansophy , philosophize, philosophy , sophism , sophist , sophistry, sophisticate, Sophocles , sophomania, sophomaniac, sophomore, sophomoric sopor- deep sleep Latin sopor sopor, soporific sorb- , sorpt- suck Latin sorbere absorb, absorbency, absorbent, absorption , absorptive, absorptivity, adsorb, adsorbent, adsorption , exsorption, insorption, malabsorption, resorb, resorption, resorptive, sorbent, sorbile, sorbition, sorption sord- dirt Latin sordere , sordes sordes, sordid soror- sister Latin soror cousin, sororal, sororate , sororicide, sorority spa- [37] draw, pull Greek σπᾶν (spân σπάσις spásis σπασμός spasmós σπάσμα spásma σπαστικός spastikós σπώμενον spṓmenon σπάδιξ spádix σπαδίζω antispasmodic , palinspastic, perispomenon , properispomenon , spadix , spasm , spasmatic, spasmodic , spasmogenic, spasmolytic , spastic , spasticity spad- [38] eunuch Greek σπάδος (spádos σπάδων spádōn σπαδοειδής epispadias , hypospadias sparg- , -sperg- spars- , -spers- scatter, sprinkle Latin spargere asperse, aspersion , aspersive, dispersal , disperse, dispersion , dispersive, insperse, inspersion, interspersal, intersperse, interspersion, nonaspersion, nondispersive, nonsparse, sparge, spargefaction, sparse , sparsity spath- blade Greek σπάθη (spáthē spade , spatha , spathe , spay spati- space Latin spatium interspace, interspatial, space , spatial, spatiate, subspace spec- , -spic- spect- look Latin perspicuus , specere , spectare , speculari aspect, aspectual, auspicate, auspice , auspicious, biaspectual, bispecific, bispecificity, circumspect, circumspection, circumspective, conspecific, conspecificity , conspectus, conspicuous, despection, despicable, despiciency, despise, despite, disrespect, disrespectable, especial, expect, expectancy, expectant, expectation, inauspicious, incircumspect, inconspicuous, infraspecific , inspect, inspection , inspector , inspeximus, interspecies, interspecific, intraspecies, intraspecific, introspection , introspective, irrespective, multispecific, multispecificity, multispectral, nonspecific, perspective, perspicacious, perspicuity, perspicuous, prospect, prospective, prospector , prospectus , prospicience, prospicient, reinspect, respect , respectability, respectable, respectant , respective, respite, retrospection, retrospective , special, speciality , speciation , specie, species , specific, specification , specificity, specimen, speciosity, specious, spectacle, spectacular, spectacularity, spectant, spectation, spectator, spectatorial, spectral, spectre, spectrum, specular, speculate, speculation, speculative, speculator, speculatory, speculum , spice , spite, subspeciality , subspecies, suspect, suspicion, suspicious, transpicuous, trispecific, unispecific speir- , spor- [39] sow Greek σπείρω (speírō σπαρτός, σπορά σποράς, σποράδος (sporás, sporádos σποραδικός sporadikós σπόρος (spóros aplanospore , archesporium, carpospore , chlamydospore , diaspora , diaspore , endospore , esparto, eusporangium , exospore, heterosporous, heterospory , homosporous, isosporous, leptosporangium , megasporangium, megaspore , microsporangium , microspore , mitospore, sporadic, sporangiospore, sporangium , spore , sporocarp , sporophyte , teliospore , tetraspore , tetrasporophytic , zygospore spele- cavern Greek σπέος spéos σπήλαιον (spḗlaion speleogen , speleogenesis , speleology , Speleomantes , speleomorphology, speleoseismite , speleothem , speleotherapy spelyng- [40] cave Greek σπῆλυγξ, (spêlynx , spēlyng- )spelunk spend- , spond- [41] pledge, promise Greek σπένδειν (spéndein σπονδή, σπονδάς (spondḗ, spondás σπονδεῖος σπονδικός spondaic, Sponde , spondee sper- hope Latin spes , sperare despair, desperado, desperate, desperation, esperance, prosper, prosperity , prosperous sperm- [42] seed Greek σπέρμα, σπέρματος (spérma, spérmatos angiosperm , endosperm , gymnosperm , perisperm , sperm, spermatid, spermatocyte , spermatogenesis , spermatogonium , spermatozoon , stenospermocarpy sphal- [43] (ΣΦΑΛ [44] )cause to fall Greek σφάλλειν (sphállein σφαλερός (sphalerós σφαλλόμενον sphalerite , sphaleron sphen- [45] wedge Greek σφήν, σφηνός (sphḗn, sphēnós sphenic, Sphenodon , sphenoid spher- [46] ball Greek σφαῖρα (sphaîra aspheric, hemisphere, hypersphere , mesosphere , pseudosphere , sphere, spherics, spheroid, spherometer, spherulite , stratosphere, trimetasphere , troposphere sphing- , sphinct- strangle Greek σφίγγειν (sphíngein Σφίγξ sphings , σφιγκτήρ sphincter sphondyl- vertebra Greek σφόνδυλος, σφονδύλου (sphóndulos, sphondúlou spondylitis , spondylolisthesis , spondylolysis , spondylosis , Temnospondyli sphrag- seal Greek σφραγίς sphragís sphragistikós ), σφραγίζω sphragistic sphyg- pulse Greek σφύζειν (sphúzein σφυγμός sphugmós sphugmikós ), (sphúxis )asphyxia, sphygmic, sphygmochronograph, sphygmograph, sphygmomanometer , sphygmus spic- spike Latin spica spica, spicate, spicose, spicosity, spicular, spiculate, spicule, spiculiform spin- thorn Latin spina infraspinate, infraspinatus , interspinal, spinal, spine, spinel , spinescent, spiniferous, spiniform, spinose, spinous spir- breathe Latin spirare aspire, conspire, expire, inspire, perspire, respiration, spirit splen- spleen Greek σπλήν (splḗn splēnikós asplenia , hypersplenism, hyposplenia, polysplenia , splenectomy , splenic, splenitis , splenoid, splenomegaly spond- Greek spond- , spons- a surety, guarantee; give assurance, promise solemnly Latin spondere , sponsus correspond, correspondence, correspondent, corresponsive, cosponsor, despond, despondency, despondent, desponsage, desponsate, desponsation, disespouse, espousage, espousal, espouse, interspousal, irresponsibility, irresponsible, irresponsive, nonresponsive, respond, respondee, respondence, respondent, response, responsibility, responsible, responsion, responsive, responsivity, riposte , sponsal, sponsion, sponsional, sponsor, spousal, spouse spondyl- vertebra Greek σπόνδυλος (spóndulos platyspondyly, spondylid, spondylolisthesis , spondylolysis, spondylopyosis, spondyloschisis, spondylosis , spondylosyndesis, Spondylus spor- Greek spu- , sput- spew, spit Latin spuere exspuition, sputum squal- scaly, dirty, filthy Latin squalere squalid, squalidity, squalor squam- scale Latin squama squamous squarros- spreading at tips Latin squarrosus squarrose st- (ΣΤΑ)cause to stand Greek ἵστημι histēmi , histánai , στατικός, στάσις, στατήρ, στήληacrostatic, actinostele, anastasis, antistatic, apostasy, apostate , astasia, astasis , astatic, astatine , catastasis , chronostasis , diastase , diastasis, diastatic, diasystem , ecstasy, ecstatic, epistasis , episteme , epistemic , epistemology , eustasis , eustatic , eustele, haplostele, homeostasis , homeostatic, hydrostatic, hypostasis, hypostasize, hypostatic, hypostatize, mesostatic, metastasis , metastasize, metastatic, metasystem , orthostates , orthostatic, protostele , stasimon , stasis, stater , static , statoblast, statocyst, statolith, stela , stele , systasis, system, systematic, systematize, systematology, systemic, teleutostatic st- stand Latin stare "to stand", also causative form statuere "to enact, set", from status "condition, position" antestature , arrest , arrestant, arrestee , bistability , bistable, bistate, circumstance, circumstantial, consist, constable , constabulary, constancy, constant, constitute, consubstantiation , contrast, distance , distant, equidistance, equidistant, establish, estate, extant, inconstancy, inconstant, instability, instance, instant, obstacle, presto, stable, stamen, stamina, stance, stanchion, stanza, state, station, stationary, statistic, statue, status, staunch, stay, substance , substantial, substantiality, substantiate, substantiation, substantive , substate , substation , substitute, superstation , superstition , superstitious, transubstantiate, transubstantiation , tristate stagn- pool of standing water Latin stagnare stagnant stala- dripping, trickling Greek σταλακτός (stalaktós σταλαγμός (stalagmós σταλάζειν (stalázein stalactite , stalagmite stann- tin Latin stannum stannous staphyl- [47] bunch of grapes Greek σταφυλή (staphulḗ staphyledema, staphylion, staphylococcus, staphyloderma, staphyloplasty statu- , -stitu- stand Latin statuere institution, statute steat- [48] fat, tallow Greek στέαρ, στέατος (stéar, stéatos stearic acid , steatolysis, steatolytic, steatosis steg- [49] cover Greek στέγειν, στέγη (stégē στεγανός steganós steganography , steganopod , Stegosaurus stell- , stol- [50] send Greek στέλλω (stéllō στάλσις (stálsis στολή stolḗ apostle, centrostaltic, diastole , epistle, epistolic, epistolize, epistolography, eusystole, hypodiastole , peristalsis , peristaltic, peristole, stole, systaltic, systole stell- star Latin stella constellate, constellation , stellar sten- stand Greek στεναί (stenaí apostasy, apostate sten- [51] narrow Greek στενός (stenós stenography , stenosis stere- [52] solid Greek στερεός (stereós allosteric, stereochemistry , stereochromy, stereographic, stereography , stereoisomer , stereometry , stereophonic, stereopsis , stereoscope , stereoscopy , stereotaxis, stereotomy, stereotype, stereotypic, steric stern- [53] breastbone Greek στέρνον (stérnon metasternum , prosternum , sternum stern- , strat- spread, strew Latin sternere , stratus consternation, prostrate, stratify, stratum, stratus, street steth- [54] chest Greek στῆθος (stêthos stethoscope sthen- [55] strength Greek σθένος (sthénos asthenia, asthenosphere , callisthenics, hyposthenia, sthène , sthenia stich- [56] line, row Greek στείχειν (steíkhein στίχος (stíkhos acrostic , cadastre , distich, distichous , haplostichous, hemistich , heptastich, monostich, monostichous, orthostichy, pentastich , polystichia, polystichous, stich, stichic, stichomancy, stichometry , stichomythia , telestich stich- [57] tunic Greek στίχη (stíkhē στιχάριον stikhárion sticharion stig- [58] mark, puncture Greek στίζειν (stízein στίξις stíxis στίγμα, στίγματος (stígma, stígmatos anastigmat , anastigmatic, astigmatic, astigmatism , stigma , stigmata , stigmatic still- drip Latin stilla , stillare distillation, instill stimul- goad, rouse, excite Latin stimulus stimulate stin- stand Latin stinare destination, obstinate stingu- , stinct- apart Latin stinguere distinction, distinguish stoch- [59] aim Greek στόχος (stókhos στοχαστικός stokhastikós στόχασμα stochastic stom- mouth Greek στόμα, στόματος (stóma, stómatos anastomosis , anastomotic, deuterostome , monostomous, ozostomia, pentastomid, protostome , stoma , stomach , stomatalgia, stomatic, stomatoplasty, -stome stor- [60] (ΣΤΟΡ) [61] spread, strew Greek στορέννυμι (storénnumi στόρνυμι , στρῶμα (strôma biostrome, stroma strat- army Greek στρατός (stratós στρατηγία stratēgía stratagem, strategic, strategist, strategus, strategy , stratocracy , stratography, stratonic streper- noise Latin strepere obstreperous streph- , stroph- , strob- , stromb- [62] turn Greek στρέφειν (stréphein στρεπτός (streptós στροφή (strophḗ anastrophe , antistrophe , apostrophe , boustrophedon , catastrophe , catastrophic, catastrophism, epistrophe , monostrophe, monostrophic, strophe , strophic strept- twisted Greek στρέφειν , στρεπτός (streptós στρεψίς strepsís Strepsiptera , strepsirrhine , streptococcus strig- compress Latin strix , strigis strigogyps strigos- having stiff bristles Latin strigosus from striga strigose string- , strict- tight, upright, stiff Latin stringere , strictus astringent, constrain, constrict, constringe, restrict, strain, strict, stringent stroph- turn Greek stru- , struct- to make up, build Latin struere , structus construct, construction, construe, destroy, destruct, instruct, obstruct, structure stud- dedication Latin studere étude , student stup- wonder Latin stupere stupid, stupor styg- [63] Styx Greek Στύξ, Στυγός (Stúx, Stugós Στύγιος Stygian, stygiophobia styl- [64] column, pillar Greek στῦλος (stûlos στυλόω stulóō amphiprostyle , amphistyly, anastylosis, araeostyle , araeosystyle , blastostyle, diastyle, epistyle, eustyle , hexastyle , hyostyly, hypostyle , monostylous, octastyle , orthostyle , peristyle , prostyle , pycnostyle , stylite, Stylites , stylobate , styloid, stylolite , stylus, systyle su- , sut- sew Latin suere , sutus couture, suture suad- , suas- urge Latin suadere , suasus persuasion suav- sweet Latin suavis assuage, suave, suavity sub- , su- , suf- , sug- , sup- , sus- below Latin sub submarine, submerge, suffix, suggest, support subter- under Latin subter subterfuge sucr- sugar Latin succarum sucrose sud- sweat Latin sudare exudate , exude, sudarium , sudoriferous, transudate sui- self Latin sui sui generis , suicide sulc- furrow Latin sulcus sulcus sum- sum Latin summare "to sum up", from summa "sum"consummate, consummation, sum, summa cum laude, summary, summation sum- , sumpt- take Latin sumere , sumptus assume, assumption, consume, consumption, presumption, subsume super- above, over Latin super insuperable, soprano, sovereign, summit, superable, superb, supercilious, supercomputer, superficial, superfluous, superimpose, superior, superlative, supermarket, supernal, supernatural, supernova, superposition, superpower, superscript, supersede, supersonic, superstition, supervene, supervise, supreme, supremum, surname, surplus, surround, survive supin- lying back Latin supinus supination , supine supra- above, over Latin supra supranationalism surd- deaf Latin surdus absurdity surg- rise Latin surgere insurgent, insurrection, resurgent, resurrection sybar- [65] Sybaris Greek Σύβαρις, συβάρεως , Συβαρίτης Sybarī́tēs , Συβαριτικός Sybarite, sybaritic, sybaritism syc- fig Greek συκῆ σῦκον sûkon sycomancy, sycophant syn- , sy- , syg- , syl- , sym- , sys- [66] with Greek σύν (sún syllogism, symbol , symmetry, sympathy, synonym, synchronous, system syring- pipe Greek σύριγξ, σύριγγος (súrinx, súringos syringe , Syringodea , Syringoderma , Syringogaster , syringoma , syringomyelia , syrinx 
