List of Greek and Latin roots in English/T

T

RootMeaning in EnglishOrigin languageEtymology (root origin)English examples
tac-, -tic-be silentLatintacere, tacitusreticent, reticence, tacit, taciturn
tach-swiftGreekταχύς (takhús), τάχος (tákhos)tachometer, tachycardia, tachyrhythmia, tachytelic
taeni-ribbonGreekτείνειν (teínein), ταινία (tainía), ταινίδιον (tainídion)diplotene, leptotene, pachytene, taenia, taenidia, taenidium, taeniodont, Taeniolabis, zygotene
tag- (ΤΑΓ)[1]arrange, orderGreekτάσσειν (tássein), τακτός (taktós), τακτικός (taktikós), τάξις (táxis), τάγμα (tágma)ataxia, chemotaxis, epitaxis, eutaxy, hypotaxis, magnetotaxis, metasyntactic, parataxis, phonotactic, phonotactics, phototaxis, rheotaxis, syntactic, syntagma, syntagmatic, syntax, tactic, tagma, taxis, taxonomy, thermotaxis
tal-ankleLatintalustalus
tang-, -ting-, tact-, tag-touchLatintangere (past participle tactus)attain, contact, contagious, contingent, contingency, contiguous, intact, tactile, tangent, tangible
tapet-carpetLatintapete, tapetistapestry, tapetum, tapis
tarac- (ΤΑΡΑΧ)[2]stirGreekταράσσειν (tarássein), ταρακτός, ταρακτικός, τάραγμα, θράσσωataractic, ataraxia
tard-slowLatintardusretard, tardigrade, tardy
tars-ankleGreekταρσός (tarsós, "a flat basket")metatarsus, tarsal, tarsoclasis, tarsometatarsus, tarsus
taur-bullGreekταῦρος (taûros)Minotaur, taurobolium, taurocholic, tauromachy
taur-bullLatintaurusTaurus
tec- (ΤΑΚ)[3]meltGreekτήκεινeutectic, eutectoid
tec-, toc- (ΤΕΚ)[4]childbirthGreekτίκτειν, τόκος (tókos)ditokous, dystocia, embiotocid, monotocous, teknonymous, teknonymy, tokophobia
techn- (ΤΕΚ)[5]art, skillGreekτίκτειν (tíktein), τέχνη (tékhnē), τέκτων, τέκτονος (téktōn, téktonos), τεκτονικός (tektonikós)architect, polytechnic, techne, technique, technocracy, technocrat, technogaianism, technology, technophilia, technophobia, tectonic
tecn- (ΤΕΚ)[6]childGreekτίκτω, τέκνον, τέκνου (téknon, téknou)teknonymous, teknonymy
teg-, tect-coverLatintegere, tectuscontection, detect, detectible, detection, detective, detector, integument, integumentary, obtect, pretectal, pretectum, protect, protection, protective, protector, protectorate, protectory, protectress, protectrix, protégé, protégée, tectrix, tectum, tegmen, tegmental, tegula, tegular, tegument, tile, tog, toga, togate, togavirus, toggery
tele-far, endGreekτῆλε (têle)telegram, telegraph, telemetry, telepathy, telephone, telescope, television
tele-completeGreekτέλος, τέλεος (télos, téleos), τέλεσις (télesis)atelectasis, ateleiosis, atelophobia, teleology, telesis, toll
tem-, tom- [7]
(ΤΕΜ[8])
cutGreekτέμνειν (témnein), τομός (tomós), τόμος (tómos), τομή (tomḗ), τμῆσις (tmêsis)acrotomophilia, anatomy, apotemnophilia, atom, atomic, autotomy, diatom, dichotomous, dichotomy, ectomy, entomology, entomomancy, entomophagous, entomophilous, epitome, monatomic, pentatomic, polyatomic, polytomy, Temnospondyli, tmesis, tome, tomogram, tomography, trichotomous, trichotomy
temn-, tempt- Latintemnerecontemn, contemnible, contempt, contemptible, contumacious, contumacy, contumelious, contumely
tempor-timeLatintempus, temporiscontemporaneous, contemporary, extemporaneous, tempo, temporal, temporary
ten-, ton- [9]
(ΤΑΝ[10])
stretchGreekτείνειν (teínein), τεινόμενον, τανύειν (tanúein), τετανός (tetanós), τόνος (tónos), τονικός (tonikós), τονή (tonḗ), τάσις (tásis), ταινίαanhemitonic, atelectasis, atonic, atritonic, barytone, catatonia, catatoniac, catatonic, decatonic, diatonic, ditone, dodecatonic, dystonia, ectasia, enneatonic, entasia, entasis, epitasis, hemitonia, hemitonic, heptatonic, hexatonic, hyperisotonic, hypertonia, hypertonic, hypotenuse, hypotonia, hypotonic, isotonic, microtone, monotone, monotonic, monotonous, monotony, neoteny, octatonic, oxytone, paroxytone, pentatonic, peritoneum, polytonic, proparoxytone, protasis, pyelectasis, syntonic, tetanolysin, tetanospasmin, tetanus, tetany, tetratonic, tone, tonic, tonoplast, tritonic, tune
ten-, -tin-, tent-hold, keepLatintenere, tentusabstain, abstention, abstinence, abstinent, appertain, appertinent, appurtenance, appurtenant, contain, containment, content, contentive, contentment, continence, continent, continental, continual, continuance, continuant, continuation, continuative, continue, continuity, continuous, continuum, contratenor, countenance, detain, detainder, detainee, detainer, detainment, detention, detinue, discontent, discontentment, discontinuance, discontinuation, discontinue, discontinuity, discontinuous, entertain, entertainment, equicontinuity, equicontinuous, impertinence, impertinent, incontinence, incontinent, intenible, intercontinental, irretentive, lieutenant, maintain, maintenance, malcontent, obtain, obtainment, obtention, pertain, pertinacious, pertinacity, pertinence, pertinent, purtenance, reobtain, retain, retainer, retainment, retention, retentive, retinue, se-tenant, sustenance, sustentacular, sustentaculum, sustentation, sustention, tenable, tenace, tenacious, tenacity, tenancy, tenant, tenet, tenor, tenure, tenurial, tenuto, transcontinental
tend-, tens-stretch, strainLatintendere (past participle tensus)ambitendency, attempt, attend, attendee, attent, attention, attentive, coextend, coextension, coextensive, contend, contention, contentious, detent, détente, distend, distension, distent, distention, entendre, entente, extend, extensible, extension, extensional, extensionality, extensive, extensivity, extensor, extent, inattention, inattentive, inextensible, intend, intense, intensification, intension, intensional, intensity, intensive, intent, obtend, obtension, ostensible, ostension, ostensive, ostensory, ostent, ostentation, ostentatious, portend, portension, portent, portentous, pretend, pretense, pretension, subtend, subtense, superintend, superintendency, superintendent, tempt, temptation, tend, tendency, tendential, tendentious, tender, tense, tensible, tensile, tensility, tension, tensure, tent, tentacle, tentacular, tentage, tentation, tentative, tentiginous, tentorium
tenu-slender, thinLatintenuare "make thin", from tenuis "thin"attenuate, extenuate, tenuous
tep-be warmLatinteperesubtepid, tepefaction, tepid, tepidarium, tepidity, tepor
ter-, trit-rub, wearLatinterere, tritusattrition, contrite, contrition, detriment, detrimental, detrital, detrition, detritivore, detritivorous, detritus, retriment, tribulation, trite, triturate, trituration, triture
tere-guardGreekτηρεῖν (tēreîn), τήρησις (tḗrēsis)synteresis
teret-roundedLatinteres, teretissubterete, teretial
terg-, ters-wipeLatintergere, tersusabsterge, abstergent, abstersion, abstersive, deterge, detergency, detergent, terse
termin-boundary, limit, endLatinterminusdetermine, interminable, terminal, termination
tern-three eachLatinterniternary, ternion
terr-earthLatinterrainter, subterranean, terrace, terracotta, terrain, terrarium, terrestrial, territory
terti-thirdLatintertiustertian, tertiary
test-witnessLatintestisattest, contest, detest, protest, testament, testify, testimony
tetart-[11]fourthGreekτέταρτος (tétartos)tetartanopsia, tetartohedric
tetr-fourGreekτέτϝαρες, τέσσαρες, τεσσάρων (téssares, tessárōn)diatessaron, tetragon, tetrahedron, tetralogy, tetrameter, tetraphobia, tetrapod, tetrode
teuch-makeGreekτεύχειν (teúkhein), τυγχάνω, τευκτός, τευκτικός, τεῦξις (teûxis), τεῦγμα (teûgma), τεῦχος, τεύχεος (teûkhos, teúkheos), τύχη (túkhē), τυκτός (tuktós)Heptateuch, octateuch, Pentateuch
tex-, text-weaveLatintexere, textuscontext, subtle, pretext, text, textile, texture
thalam-chamber, bedGreekθάλαμος (thálamos)epithalamion, hypothalamus, prothalamion, thalamotomy, thalamus
thalass-seaGreekθάλασσα (thálassa)Panthalassa, thalassemia, thalassic, thalassophobia
than- (ΘΑΝ)[12][13]deathGreekθνήσκειν, θάνατος (thánatos)euthanasia, thanatocoenosis, thanatoid, thanatology, thanatophobia, thanatophoric, thanatopsis
thaumat-miracleGreekθαυματ (thaumat)thaumatology, thaumaturge
the-, thus-godGreekθεός (theós)atheism, atheistic, ditheism, enthusiasm, monotheism, Pantheon, polytheism, Thea, theobromine, theocracy, theodicy, Theodore, theogony, theology, theophobia, Timothy, tritheism
the- (ΘΕ)[14]putGreekτιθέναι (tithénai), θετός (thetós), θετικός (thetikós), θέσις (thésis), θέμα (théma), θήκη (thḗkē)anathema, anathematic, antithesis, antithetic, apothecium, athematic, Bibliotheca, bodega, boutique, deem, doom, enthesis, enthetic, epenthesis, epenthetic, epitheca, epithet, hypothec, hypothesis, monothematic, nomothetic, oligosynthetic, parenthesis, parenthetic, polysynthetic, prosthesis, prosthetic, prothesis, prothetic, pseudothecium, synthesis, synthetic, theca, thecium, thematic, theme, Themis, thesaurus, thesis, treasure
thea-viewGreekθεᾶσθαι (theâsthai), θέατρον (théatron)amphitheatre, metatheatre, theatre, theatric
thel-nippleGreekθηλή (thēlḗ)athelia, endothelium, epithelium, mesothelioma, mesothelium, thelium, thelial
theori-speculationGreekθεωρητικός (theōrētikós), θεώρημα (theṓrēma), θεωρία (theōría)theorem, theoretic, theorist, theorize, theory
ther-beast, animalGreekθήρ, θηρός (thḗr, thērós)therianthropy, theroid, theropod, theropsid
therap-serveGreekθεράπων (therápōn), θεραπεύειν (therapeúein), θεραπευτός, θεραπευτικός (therapeutikós), θεραπεία (therapeía)therapeutic, therapist, therapy
therm-heat, warmGreekθέρεσθαι (théresthai), θέρμη (thérmē), θερμός (thermós)thermal, athermancy, diathermancy, ectotherm, endotherm, endothermic, exothermic, geothermic, homeothermy, hyperthermia, hypothermia, isotherm, poikilotherm, thermobaric, thermochromism, thermodynamic, thermolysis, thermometer, thermophilic, thermophobia, thermoplastic, thermoplegia, thermos, thermosphere, thermostat, thermostatic
thig- (ΘΙΓ)[15]touchGreekθιγγάνειν (thingánein), θίξις (thíxis), θίγημα (thígēma)antithixotropic, thigmonasty, thigmotaxis, thixotropic, thixotropy
thorac-chestGreekθώραξ, θώρακος (thṓrax, thṓrakos)hemothorax, pneumothorax, thoracic, thorax
thym-moodGreekθυμός (thumós)dysthymia
thyr-doorGreekθύρα (thúra)thyratron
thyre-large shieldGreekθυρεός (thureós)Thyreophora, thyroid, thyrotropin, thyroxine
tim-be afraidLatintimeretimid, timorous
ting-, tinct- (TING)[16]dye, moistenLatintingere, tinctusaquatint, distain, mezzotint, tinct, tinctorial, tincture, tinge, tingent, tint
tom-cutGreekτομή (tomḗ), τόμος (tómos)anatomy, appendectomy, atom, dichotomy, ectomy, embolectomy, tome, tonsillectomy, vasectomy
ton- (ΤΑΝ)[17]stretchGreekτείνειν (teínein), τόνος (tónos), τονικός (tonikós)isotonic, monotone, tone
top- [18]place, locationGreekτόπος (tópos)atopic, atopy, dystopia, ectopia, ectopic, entopic, epitope, eutopia, isotope, nomotopic, polytope, topiary, topic, topography, topology, toponomastics, toponym, toponymy, topos, utopia, zonotope
torn-[19]turn, rotateLatin from Greektornare < τόρνος (tórnos)tornado, tournament, turn
torpe-be numbLatintorperetorpent, torpid, torpor
torqu-, tort-twistLatintorquere, tortuscontort, distort, extort, extortion, retort, torque, torsion, tortuous, torture
tot-all, wholeLatintotussubtotal, total, totality
tox-[20]arrow, bow, poisonGreekτόξον (tóxon)anatoxin, antitoxin, autotoxin, exotoxin, intoxicate, neurotoxin, psychotoxic, toxic, toxin, toxoid, toxology, toxoplasmosis
trab-beamLatintrabs, trabistrabeculae
trach-[21]roughGreekτραχύς (trakhús)trachea, tracheids, tracheitis, tracheophyte, tracheostomy, tracheotomy, trachoma
trag-[22]he-goatGreekτράγος (trágos)tragedy, tragic, tragus
trah-, tract-draw, pullLatintractare, frequentative of trahere, tractusabstract, attract, contract, detract, retract, subtract, subtrahend, tractable, traction, tractor
trans-, tra-, tran-acrossLatintransintransigent, tradition, transact, transcend, transient, transitory, transparent, transport
trapez-[23]four-legged, tableGreekτράπεζα (trápeza), τραπέζιον, (trapézion)trapeze, trapezium, trapezius, trapezohedron, trapezoid
traum-[24]woundGreekτραῦμα, τραῦματος (traûma, traûmatos)trauma, traumatic, traumatize, traumatophobia
trecent-three hundredLatintrecentitrecentennial, trecentillion
trech-, troch-[25]run, wheelGreekτρέχειν (trékhein), τρεχόμενον, τρόχος (tróchos), τροχός, τροχοῦ (trochós), τρόχωσις, τροχαῖος (trochaîos), τροχαϊκός (trochaïkós), τροχοειδήςditrochee, epitrochoid, hypotrochoid, trochaic, trochanter, trochee, trochelminth, trochlea, trochophore, trochoid
tredec-thirteenLatintredecimtredecimal
treiskaidek-thirteenGreekτρεισκαίδεκα (treiskaídeka)triskaidekaphobia
trem-trembleLatintremeretremor
trema-holeGreekτετραίνω, τρῆμα (trêma)monotrematous, monotreme, trema, tréma, trematode
trep-, trop-[26]turnGreekτρέπειν (trépein), τρέψις (trépsis), τρόπος, τρόπου (trópos), τροπή, τροπῆς (tropḗ), τροπικός (tropikós)allotrope, anisotropy, Atropos, ectropion, entropic, entropion, entropy, heliotropism, isentropic, isotrope, isotropic, isotropy, pleiotropic, pleiotropy, polytrope, protrepsis, protreptic, psychotropic, treponeme, treponematosis, treponemiasis, trope, tropic, tropism, tropopause, troposphere, trove
treph-, troph-[27]feed, growGreekτρέφειν (tréphein), τροφός (trophós), τροφή (trophḗ), θρέμμαamyotrophic, atrophy, autotroph, auxotrophy, chemolithoautotroph, dystrophy, hemidystrophy, heterotroph, hypertrophy, lithoautotroph, lithotroph, mixotroph, organotroph, phagotrophy, photoheterotroph, phototroph, phototrophic, phototrophy, pogonotrophy, poliodystrophy, prototrophy, trophectoderm, trophic, trophobiosis, trophobiotic, trophoblast, trophoblastic, trophozoite
trepid-trembleLatintrepidare "to tremble, hurry", from trepidus "alarmed, scared"intrepid, trepid, trepidation
tri-[28]threeGreekτρεῖς, τρία (tría), τριάςatritonic, triad, triadic, Triassic, tricycle, trigon, triode, tripod, trisyllabic, tritonic
tri-threeLatintrēstriangle, triumvirate, trivia
trib-, tript-[29]rubGreekτρίβειν (tríbein), τριπτός, τρῖψιςdiatribe, tribochromism, tribology, trypsin, tryptic
tribu-payLatintribuere "to pay", from tribusattribute, contribute,distribute, retribution, tribe, tribulation, tribunal, tribune, tributary, tribute
tricen-thirty eachLatintricenitricenary
tricesim-, trigesim-thirtiethLatintricesimustrigesimal
trich-hairGreekθρίξ, τριχός (trikhós)peritrichous, trichopathophobia, Trichoptera
trin-three eachLatintrinitrinary, trine, trinity
trit- [30]thirdGreekτρίτος (trítos)tritagonist, tritanomaly, tritanopia, trite, tritium
tritic-wheatLatintriticumtriticale
troch-wheelGreekτροχός (trokhós)trochlea
trop-turnGreekτρόπος (tropos)contrive, heliotropism, isotrope, psychotropic, retrieve, trope, tropic, tropism, troposphere, troubadour, trove
troph-feed, growGreekτροφή, τροφός (trophós)dystrophy, pogonotrophy, trophic
truc-fierceLatintrux, trucistruculence, truculency, truculent
trud-, trus-thrustLatintrudere, trususabstrude, abstruse, abstrusion, abstrusity, detrude, detrusion, detrusor, extrude, extrusible, extrusion, extrusive, inobtrusive, intrude, intrusion, intrusive, nonintrusive, obtrude, obtrusion, obtrusive, protrude, protrudent, protrusile, protrusion, protrusive, retrude, retruse, retrusion, retrusive
trunc-cut offLatintruncare "to maim, mutilate", from truncus "mutilated, cut off"detruncate, detruncation, entrench, entrenchment, intrench, intrenchment, obtruncate, obtruncation, omnitruncation, retrench, retrenchment, tranche, tranchet, trench, trenchancy, trenchant, truncate, truncation, truncheon, trunk, trunnion
tryp-[31]boreGreekτρυπᾶν (trupân), τρύπανον (trúpanon)trepan, trypanophobia, trypanosome
tum-be swollenLatintumeredetumescence, detumescent, intumescence, tumefacient, tumefaction, tumesce, tumescence, tumescent, tumid, tumidity, tumor, tumorous, tumular, tumulose, tumulous, tumult, tumultuary, tumultuous, tumulus
turb-disturbLatinturbadisturb, disturbance, nonperturbative, perturb, perturbance, perturbation, perturbative, trouble, troublous, turbid, turbidity, turbinate, turbine, turbulence, turbulent
tuss-coughLatintussis, tussirepertussis, tussive
tymb-[32]moundGreekτύμβος (túmbos), τυμβεύω, τύμβευμαentomb, tomb
tympan-drumGreekτύμπανον (túmpanon)timbre, timpanist, tympani, tympanum
typ-[33] (ΤΥΠ[34])stamp, modelGreekτύπτειν (túptein), τύπος (túpos), τυπικός (tupikós), τύμπανον (túmpanon)allotype, archetype, ecotype, ectype, epitype, ergatotype, heterotype, heterotypic, holotype, homeotypic, homotype, homotypic, isosyntype, isotype, lectotype, logotype, monotypic, neotype, paralectotype, paratype, phenotype, prototype, schizotypic, syntype, type, typography, typology
typh-[35]smokeGreekτύφειν (túphein), τῦφος (tûphos), τυφώδηςtyphoid, typhous, typhus
tyrann-[36]terrible, tyrantGreekτύραννος (túrannos)tyrannize, tyrannosaurus, tyranny, tyrant

References

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