13-letter words ending with E
Dive into the specific realm of 13-letter words that conclude with the letter E. This focused section reveals the fascinating ways in which words of this particular length, ending with E, contribute to the richness of the English language. Whether it's for expanding your vocabulary, solving puzzles, or simply for the love of words, discover how these terms uniquely blend length and ending sound.
| Word | Points | Definition | Sentence example |
|---|---|---|---|
| uncomfortable | 22 | conducive to or feeling mental discomfort | this kind of life can prove disruptive and uncomfortable |
| irresponsible | 17 | showing lack of care for consequences | behaved like an irresponsible idiot |
| inappropriate | 19 | not in keeping with what is correct or proper | completely inappropriate behavior |
| underestimate | 16 | make too low an estimate of | he underestimated the work that went into the renovation |
| disappearance | 20 | gradually ceasing to be visible | - |
| unpredictable | 20 | not occurring at a regular rate or fixed intervals | - |
| inconvenience | 20 | an inconvenient discomfort | - |
| unforgettable | 19 | impossible to forget | - |
| compassionate | 19 | share the suffering of | - |
| investigative | 20 | designed to find information or ascertain facts | investigative reporting |
| knowledgeable | 24 | highly educated; having extensive information or understanding | a knowledgeable critic |
| inconsiderate | 16 | without proper consideration or reflection | slovenly inconsiderate reasoning |
| indispensable | 18 | absolutely necessary; vitally necessary | an indispensable worker |
| irreplaceable | 19 | impossible to replace | irreplaceable antiques |
| comprehensive | 25 | an intensive examination testing a student's proficiency in some special field of knowledge | - |
| inconceivable | 22 | totally unlikely | - |
| differentiate | 20 | evolve so as to lead to a new species or develop in a way most suited to the environment | - |
| questionnaire | 22 | a form containing a set of questions; submitted to people to gain statistical information | - |
| schadenfreude | 23 | delight in another person's misfortune | - |
| indescribable | 20 | defying expression or description | indescribable beauty |
| retrospective | 20 | an exhibition of a representative selection of an artist's life work | - |
| circumference | 24 | the size of something as given by the distance around it | - |
| reprehensible | 20 | bringing or deserving severe rebuke or censure | adultery is as reprehensible for a husband as for a wife |
| magnetosphere | 21 | the magnetic field of a planet; the volume around the planet in which charged particles are subject more to the planet's magnetic field than to the solar magnetic field | - |
| unexplainable | 24 | not to be accounted for or explained | an unexplainable fear |
| revolutionize | 25 | change radically | E-mail revolutionized communication in academe |
| undergraduate | 16 | a university student who has not yet received a first degree | - |
| unforeseeable | 18 | incapable of being anticipated | unforeseeable consequences |
| commemorative | 24 | intended as a commemoration | a commemorative plaque |
| contraceptive | 22 | capable of preventing conception or impregnation | contraceptive devices and medications |
| undercarriage | 17 | framework that serves as a support for the body of a vehicle | - |
| hermaphrodite | 24 | of animal or plant; having both male female reproductive organs | - |
| argumentative | 19 | given to or characterized by argument | an argumentative discourse |
| uncooperative | 20 | intentionally unaccommodating | - |
| uninhabitable | 20 | not fit for habitation | - |
| inexhaustible | 25 | that cannot be entirely consumed or used up | an inexhaustible supply of coal |
| dishonourable | 19 | lacking honor or integrity; deserving dishonor | - |
| collaborative | 20 | accomplished by collaboration | collaborative research |
| unimaginative | 19 | lacking spontaneity or originality or individuality | even his profanity was unimaginative |
| procrastinate | 17 | postpone doing what one should be doing | He did not want to write the letter and procrastinated for days |
| incorruptible | 19 | incapable of being morally corrupted | incorruptible judges are the backbone of the society |
| introspective | 20 | given to examining own sensory and perceptual experiences | - |
| insubordinate | 16 | disposed to or engaged in defiance of established authority | - |
| antihistamine | 18 | a medicine used to treat allergies and hypersensitive reactions and colds; works by counteracting the effects of histamine on a receptor site | - |
| bouillabaisse | 17 | highly seasoned Mediterranean soup or stew made of several kinds of fish and shellfish with tomatoes and onions or leeks and seasoned with saffron and garlic and herbs | - |
| conservatoire | 18 | a schoolhouse with special facilities for fine arts | - |
| authoritative | 19 | having authority or ascendancy or influence | the captain's authoritative manner |
| unmentionable | 17 | a garment worn under other garments | - |
| unfashionable | 21 | not in accord with or not following current fashion | unfashionable clothes |
| objectionable | 26 | liable to objection or debate; used of something one might take exception to | found the politician's views objectionable |
| communicative | 24 | able or tending to communicate | was a communicative person and quickly told all she knew |
| contemplative | 22 | deeply or seriously thoughtful | - |
| demonstrative | 19 | serving to demonstrate | - |
| psychoanalyze | 35 | subject to psychoanalytic treatment | - |
| imperceptible | 23 | impossible or difficult to perceive by the mind or senses | an imperceptible drop in temperature |
| irrepressible | 17 | impossible to repress or control | an irrepressible chatterbox |
| biodegradable | 20 | capable of being decomposed by e.g. bacteria | a biodegradable detergent |
| revolutionise | 16 | change radically | - |
| indefatigable | 20 | showing sustained enthusiastic action with unflagging vitality | an indefatigable advocate of equal rights |
| jurisprudence | 25 | the collection of rules imposed by authority | the great problem for jurisprudence to allow freedom while enforcing order |
| convalescence | 22 | gradual healing (through rest) after sickness or injury | - |
| unsustainable | 15 | - | - |
| proportionate | 17 | exhibiting equivalence or correspondence among constituents of an entity or between different entities | - |
| oversensitive | 19 | unduly sensitive or thin-skinned | - |
| nonnegotiable | 16 | - | - |
| nondisclosure | 16 | - | - |
| unconquerable | 26 | incapable of being surmounted or excelled | - |
| hydrochloride | 26 | a complex consisting of an organic base in association with hydrogen chloride | - |
| indeterminate | 16 | not precisely determined or established; not fixed or known in advance | of indeterminate age |
| interrogative | 17 | a sentence of inquiry that asks for a reply | - |
| dispassionate | 16 | unaffected by strong emotion or prejudice | a journalist should be a dispassionate reporter of fact |
| boardinghouse | 20 | a private house that provides accommodations and meals for paying guests | - |
| unimpeachable | 24 | completely acceptable; not open to exception or reproach | - |
| videocassette | 19 | a cassette for videotape | - |
| transcendence | 18 | the state of excelling or surpassing or going beyond usual limits | - |
| overdramatize | 28 | present in an overly dramatic manner | - |
| insupportable | 19 | incapable of being justified or explained | - |
| noncompliance | 21 | the failure to obey | - |
| unaccountable | 19 | not to be accounted for or explained | perceptible only as unaccountable influences that hinder progress |
| polycarbonate | 22 | - | - |
| preponderance | 20 | a superiority in numbers or amount | a preponderance of evidence against the defendant |
| transgressive | 17 | - | - |
| transmittable | 17 | (of disease) capable of being transmitted by infection | - |
| foreknowledge | 25 | knowledge of an event before it occurs | - |
| gentlemanlike | 20 | befitting a man of good breeding | - |
| conceptualize | 28 | have the idea for | - |
| baccalaureate | 19 | an academic degree conferred on someone who has successfully completed undergraduate studies | - |
| steppingstone | 18 | - | - |
| unpresentable | 17 | creating an unfavorable or neutral first impression | - |
| unjustifiable | 25 | incapable of being justified or explained | - |
| postoperative | 20 | happening or done after a surgical operation | postoperative complications |
| overabundance | 21 | a quantity that is more than what is appropriate | four-year-olds have an overabundance of energy |
| excommunicate | 28 | exclude from a church or a religious community | The gay priest was excommunicated when he married his partner |
| irretrievable | 18 | impossible to recover or recoup or overcome | an irretrievable loss |
| anticlockwise | 24 | in a direction opposite to the direction in which the hands of a clock move | - |
| tetrachloride | 19 | any compound that contains four chlorine atoms per molecule | - |
| incontestable | 17 | incapable of being contested or disputed | - |
| intransigence | 16 | the trait of being intransigent; stubbornly refusing to compromise | - |
| nonresponsive | 18 | - | - |
| effervescence | 26 | the property of giving off bubbles | - |
| counterstrike | 19 | make a counterattack | - |
| acetylcholine | 23 | a neurotransmitter that is a derivative of choline; released at the ends of nerve fibers in the somatic and parasympathetic nervous systems | - |
| unrecoverable | 20 | incapable of being recovered or regained | - |
| unsurpassable | 17 | not to be exceeded | unsurpassable skill |
| psychoanalyse | 26 | subject to psychoanalytic treatment | - |
| transmissible | 17 | (of disease) capable of being transmitted by infection | - |
| industrialize | 23 | develop industry; become industrial | The nations of South East Asia will quickly industrialize and catch up with the West |
| incandescence | 20 | the phenomenon of light emission by a body as its temperature is raised | - |
| adventuresome | 19 | willing to undertake or seeking out new and daring enterprises | the risks and gains of an adventuresome economy |
| daguerreotype | 20 | a photograph made by an early photographic process; the image was produced on a silver plate sensitized to iodine and developed in mercury vapor | - |
| dematerialize | 25 | become immaterial; disappear | - |
| dexamethasone | 26 | a corticosteroid drug (trade names Decadron or Dexamethasone Intensol or Dexone or Hexadrol or Oradexon) used to treat allergies or inflammation | - |
| unprogressive | 19 | old-fashioned and out of date | - |
| unmistakeable | 21 | - | - |
| unsalvageable | 19 | - | - |
| unsupportable | 19 | not able to be supported or defended | - |
| polypropylene | 25 | a polymer of propylene used as a thermoplastic molding material | - |
| proparoxytone | 27 | word having stress or acute accent on the antepenult | - |
| reinvestigate | 17 | - | - |
| overattentive | 19 | - | - |
| inflorescence | 20 | the time and process of budding and unfolding of blossoms | - |
| inconsecutive | 20 | - | - |
| amitriptyline | 20 | a tricyclic antidepressant drug (trade name Elavil) with serious side effects; interacts with many other medications | - |
| antisubmarine | 17 | defensive against enemy submarines | - |
| concupiscence | 23 | a desire for sexual intimacy | - |
| conversazione | 27 | - | - |
| countinghouse | 19 | office used by the accountants of a business | - |
| decontaminate | 18 | rid of contamination | The soil around the housing development had to be decontaminated by the city |
| intraversable | 18 | - | - |
| metanarrative | 18 | - | - |
| misgovernance | 21 | - | - |
| overadvertize | 29 | - | - |
| nonindictable | 18 | - | - |
| nonprehensile | 18 | not prehensile | - |
| nonreflective | 21 | not capable of physical reflection | - |
| nitrogelatine | 14 | - | - |
| chondrosamine | 21 | - | - |
| chlorocalcite | 22 | - | - |
| anthracycline | 23 | - | - |
| aerodigestive | 18 | - | - |
| ethnomedicine | 21 | - | - |
| dataveillance | 19 | - | - |
| topoisomerase | 17 | - | - |
| transcriptome | 19 | - | - |
| superdelegate | 17 | - | - |
| sulfonmethane | 21 | - | - |
| submillimetre | 19 | - | - |
| unequivocable | 29 | - | - |
| uncollectable | 19 | - | - |
| photoreactive | 23 | - | - |
| somatotropine | 17 | - | - |
| defamiliarize | 28 | - | - |
| hyperfeminine | 26 | - | - |
| hypervariable | 26 | - | - |
| calcipotriene | 19 | - | - |
| categorizable | 27 | - | - |
| postmenopause | 19 | - | - |
| perioperative | 20 | - | - |
| underdiagnose | 16 | - | - |
| staphylinidae | 22 | rove beetles | - |
| snickerdoodle | 21 | - | - |
| superaccurate | 19 | - | - |
| nanocomposite | 19 | - | - |
| nonconclusive | 20 | - | - |
| nanostructure | 15 | - | - |
| overstructure | 18 | - | - |
| nowheresville | 22 | - | - |
| unconcealable | 19 | - | - |
| unconceivable | 22 | - | - |
| uncompetitive | 22 | not inclined to compete | - |
| uncollectible | 19 | not capable of being collected | a bad (or uncollectible) debt |
| uncommendable | 22 | - | - |
| unconformable | 22 | not correspondent | a description unconformable to previous accounts |
| uncontainable | 17 | - | - |
| uncontestable | 17 | - | - |
| unconjunctive | 27 | - | - |
| unconversable | 20 | - | - |
| unassimilable | 17 | - | - |
| unbrotherlike | 22 | - | - |
| unassuageable | 16 | - | - |
| unchastizable | 29 | - | - |
| unchastisable | 20 | - | - |
| underexposure | 23 | inadequate publicity | - |
| unconvertible | 20 | used especially of currencies; incapable of being exchanged for or replaced by another currency of equal value | - |
| undeliverable | 19 | - | - |
| uncorrectable | 19 | incapable of being controlled or managed | an uncorrectable habit |
| underdrainage | 16 | - | - |
| triethylamine | 21 | - | - |
| trimethadione | 19 | - | - |
| trisaccharide | 21 | any of a variety of carbohydrates that yield three monosaccharide molecules on complete hydrolysis | - |
| trinucleotide | 16 | - | - |
| ultrareliable | 15 | - | - |
| ultraviolence | 18 | - | - |
| unappropriate | 19 | - | - |
| turangawaewae | 20 | - | - |
| ultrafiltrate | 16 | - | - |
| ultradistance | 16 | - | - |
| ultrafeminine | 18 | - | - |
| unperformable | 22 | - | - |
| unpracticable | 21 | - | - |
| unpolarizable | 26 | - | - |
| unpersuadable | 18 | not susceptible to persuasion | - |
| unpicturesque | 26 | without beauty or charm | - |
| unpleasurable | 17 | - | - |
| unpolarisable | 17 | - | - |
| unpreventable | 20 | not preventable | unpreventable hysteria |
| unreclaimable | 19 | - | - |
| unqualifiable | 27 | - | - |
| unputdownable | 21 | - | - |
| unprovocative | 23 | not provocative | - |
| unpublishable | 22 | not suitable for publication | - |
| unpurchasable | 22 | - | - |
| unmedicinable | 20 | - | - |
| unperceivable | 22 | impossible or difficult to perceive by the mind or senses | color is unperceivable to the touch |
| unobstructive | 20 | - | - |
| unscholarlike | 22 | - | - |
| unserviceable | 20 | not capable of being used | - |
| unsmotherable | 20 | - | - |
| unsoldierlike | 18 | - | - |
| unstaunchable | 20 | - | - |
| unspecifiable | 22 | - | - |
| unspeculative | 20 | - | - |
| unreplaceable | 19 | impossible to replace | - |
| unsatisfiable | 18 | not capable of being satisfied | he knew the trap of unsatisfiable longing |
| unreprievable | 20 | - | - |
| unrespectable | 19 | unworthy of respect | - |
| undoctrinaire | 16 | - | - |
| unenforceable | 20 | not enforceable; not capable of being brought about by compulsion | an unenforceable law |
| undomesticate | 18 | - | - |
| unfalsifiable | 21 | - | - |
| unexpressible | 24 | defying expression | - |
| undescendable | 19 | - | - |
| undescendible | 19 | - | - |
| undescribable | 20 | - | - |
| undeterminate | 16 | - | - |
| undiagnosable | 17 | not possible to diagnose | - |
| undistinctive | 19 | - | - |
| undisguisable | 17 | - | - |
| undiscussible | 18 | - | - |
| undiscernible | 18 | - | - |
| undiscussable | 18 | - | - |
| unimpressible | 19 | - | - |
| uninstructive | 18 | failing to instruct | - |
| uninflammable | 22 | - | - |
| uninforceable | 20 | - | - |
| uninformative | 21 | lacking information | - |
| uninquisitive | 25 | not inquiring | - |
| unfulfillable | 21 | - | - |
| ungainsayable | 19 | - | - |
| vernacularize | 27 | - | - |
| volatilisable | 18 | (used of substances) capable of being volatilized | - |
| volatilizable | 27 | (used of substances) capable of being volatilized | - |
| vivisepulture | 21 | - | - |
| vraisemblance | 22 | - | - |
| unworkmanlike | 26 | not characteristic of or suitable for a good workman | an unworkmanlike result |
| urediniospore | 16 | - | - |
| unwhistleable | 21 | - | - |
| unsusceptible | 19 | not susceptible to | - |
| unvitrifiable | 21 | - | - |
| unwarrantable | 18 | incapable of being justified or explained | - |
| untraversable | 18 | incapable of being traversed | - |
| ventriloquise | 25 | - | - |
| ventriloquize | 34 | - | - |
| vernacularise | 18 | - | - |
| xanthopterine | 25 | - | - |
| zooxanthellae | 32 | - | - |
| phlogisticate | 21 | - | - |
| phonendoscope | 23 | - | - |
| pharyngoscope | 26 | - | - |
| phencyclidine | 26 | a drug used as an anesthetic by veterinarians; illicitly taken (originally in the form of powder or `dust') for its effects as a hallucinogen | - |
| phenothiazine | 30 | a compound used primarily in veterinary medicine to rid farm animals of internal parasites | - |
| phenylalanine | 21 | an essential amino acid found in proteins and needed for growth of children and for protein metabolism in children and adults; abundant in milk and eggs; it is normally converted to tyrosine in the human body | - |
| phenylephrine | 26 | a powerful vasoconstrictor used to dilate the pupils and relieve nasal congestion | - |
| phenmetrazine | 29 | - | - |
| phenomenalise | 20 | - | - |
| phenomenalize | 29 | - | - |
| photopositive | 23 | - | - |
| photonegative | 22 | - | - |
| photosynthate | 24 | - | - |
| phosphorylase | 26 | - | - |
| phosphorylate | 26 | - | - |
| phosphokinase | 27 | - | - |
| phospholipase | 25 | - | - |
| photoemissive | 23 | of or relating to photoemission | - |
| photogelatine | 19 | - | - |
| photocopiable | 24 | - | - |
| perditionable | 18 | - | - |
| perimenopause | 19 | - | - |
| perfectionate | 20 | - | - |
| penicillamine | 19 | a drug (trade name Cuprimine) used to treat heavy metal poisoning and Wilson's disease and severe arthritis | - |
| penicillinase | 17 | enzyme produced by certain bacteria that inactivates penicillin and results in resistance to that antibiotic | - |
| personifiable | 20 | - | - |
| perivitelline | 18 | - | - |
| perseverative | 21 | - | - |
| polybutadiene | 21 | - | - |
| possessionate | 15 | - | - |
| porcelainlike | 21 | - | - |
| postdebutante | 18 | - | - |
| postdoctorate | 18 | - | - |
| postemergence | 20 | - | - |
| phylloquinone | 30 | a form of vitamin K | - |
| physostigmine | 24 | used in treatment of Alzheimer's disease and glaucoma | - |
| pluripresence | 19 | - | - |
| pneumatophore | 22 | an air-filled root (submerged or exposed) that can function as a respiratory organ of a marsh or swamp plant | - |
| plastoquinone | 24 | - | - |
| platitudinise | 16 | - | - |
| platitudinize | 25 | utter platitudes | The candidate platitudinized and bored the audience |
| primogenitive | 21 | - | - |
| primogeniture | 18 | right of inheritance belongs exclusively to the eldest son | - |
| primigravidae | 22 | - | - |
| prepubescence | 23 | - | - |
| prescriptible | 21 | - | - |
| prognosticate | 18 | make a prediction about; tell in advance | - |
| professoriate | 18 | - | - |
| proliferative | 21 | - | - |
| precollegiate | 18 | - | - |
| predestinable | 18 | - | - |
| precipitative | 22 | - | - |
| premeditative | 21 | - | - |
| prefigurative | 22 | indistinctly prophetic | - |
| prejudicative | 28 | - | - |
| pyrimethamine | 25 | - | - |
| pycnidiospore | 23 | - | - |
| pyrophosphate | 28 | a salt or ester of pyrophosphoric acid | - |
| qualificative | 30 | - | - |
| quantivalence | 27 | - | - |
| quasiparticle | 26 | a quantum of energy (in a crystal lattice or other system) that has position and momentum and can in some respects be regarded as a particle | - |
| quatrefeuille | 25 | - | - |
| quadrifoliate | 26 | - | - |
| quadrumvirate | 28 | a group of four men | - |
| quadruplicate | 27 | having four units or components | - |
| quadrivalence | 28 | - | - |
| quadripartite | 25 | involving four parties | - |
| pronounceable | 19 | capable of being uttered or pronounced | a pronounceable group of letters |
| pronominalize | 26 | - | - |
| pronominalise | 17 | - | - |
| pseudoscience | 20 | an activity resembling science but based on fallacious assumptions | - |
| protochordate | 21 | - | - |
| protolanguage | 17 | - | - |
| proverbialise | 20 | - | - |
| proverbialize | 29 | - | - |
| provincialise | 20 | - | - |
| protospataire | 17 | - | - |
| provincialize | 29 | - | - |
| recrystallize | 27 | - | - |
| recrystallise | 18 | - | - |
| recriminative | 20 | countering one charge with another | - |
| recrudescence | 20 | a return of something after a period of abatement | a recrudescence of racism |
| redeliverance | 19 | - | - |
| recompensable | 21 | - | - |
| reconcentrate | 17 | - | - |
| recommendable | 22 | - | - |
| reconsolidate | 16 | - | - |
| recontaminate | 17 | - | - |
| refrigerative | 20 | - | - |
| rehospitalise | 18 | - | - |
| rehospitalize | 27 | - | - |
| reduplicative | 21 | - | - |
| ramapithecine | 22 | - | - |
| ratiocinative | 18 | based on exact thinking | one's ratiocinative powers |
| reacclimatise | 19 | - | - |
| reacclimatize | 28 | - | - |
| quintuplicate | 26 | - | - |
| radioactivate | 19 | - | - |
| radioteletype | 19 | - | - |
| recalcitrance | 19 | the trait of being unmanageable | - |
| reciprocative | 22 | given or done or owed to each other | - |
| reappropriate | 19 | - | - |
| resuscitative | 18 | - | - |
| resynchronise | 21 | - | - |
| resynchronize | 30 | - | - |
| resystematise | 18 | - | - |
| resystematize | 27 | - | - |
| rhodochrosite | 22 | a mineral consisting of manganese carbonate; a source of manganese | - |
| rhadamanthine | 22 | - | - |
| rhamphothecae | 28 | - | - |
| reverberative | 21 | characterized by resonance | - |
| retrogressive | 17 | going from better to worse | - |
| remanufacture | 20 | - | - |
| rematerialise | 15 | - | - |
| rematerialize | 24 | - | - |
| remonstrative | 18 | - | - |
| reinforceable | 20 | - | - |
| reincorporate | 17 | - | - |
| reintegrative | 17 | - | - |
| reinterrogate | 14 | - | - |
| representable | 17 | expressible in symbolic form | uniquely representable in the form... |
| reprehendable | 21 | - | - |
| republicanise | 19 | - | - |
| republicanize | 28 | - | - |
| rensselaerite | 13 | a kind of soft talc; sometimes used as wood filler | - |
| remythologise | 22 | - | - |
| remythologize | 31 | - | - |
| renationalise | 13 | - | - |
| renationalize | 22 | - | - |
| replenishable | 20 | - | - |
| reorchestrate | 18 | - | - |
| sclerodermite | 18 | - | - |
| scolopendrine | 18 | - | - |
| scholasticate | 20 | - | - |
| semicarbazide | 29 | - | - |
| semicarbazone | 28 | - | - |
| sculpturesque | 26 | resembling sculpture | the sculpturesque beauty of the athletes' bodies |
| rontgenopaque | 25 | - | - |
| rontgenoscope | 18 | - | - |
| sacerdotalize | 25 | - | - |
| sacrificeable | 22 | may be deliberately sacrificed to achieve an objective | - |
| sacerdotalise | 16 | - | - |
| solidungulate | 15 | - | - |
| slaughterable | 19 | - | - |
| spaghettilike | 23 | - | - |
| somniloquence | 26 | - | - |
| somnambulance | 21 | - | - |
| sericiculture | 17 | - | - |
| semipermeable | 21 | (of a membrane) selectively permeable | - |
| sigmoidoscope | 21 | an endoscope (a flexible fiberoptic probe) for examining the sigmoid colon | - |
| significative | 22 | (usually followed by `of') pointing out or revealing clearly | - |
| sesquiplicate | 26 | - | - |
| sesquiterpene | 24 | - | - |
| statesmanlike | 19 | marked by the qualities of or befitting a statesman | a man of statesmanlike judgment |
| streptokinase | 19 | an enzyme produced by some strains of streptococcus that can liquefy blood clots by converting plasminogen to plasmin; used medicinally in some cases of myocardial infarction and pulmonary embolism | - |
| streptomycete | 22 | - | - |
| stirpiculture | 17 | - | - |
| spermatophore | 22 | - | - |
| spermatophyte | 25 | plant that reproduces by means of seeds not spores | - |
| specificative | 25 | - | - |
| stadholderate | 18 | - | - |
| splenectomise | 19 | - | - |
| splenectomize | 28 | - | - |
| splanchnocele | 22 | - | - |
| sportsmanlike | 21 | exhibiting or calling for sportsmanship or fair play | sportsmanlike conduct |
| superannuable | 17 | - | - |
| supereminence | 19 | - | - |
| suggestionise | 15 | - | - |
| suggestionize | 24 | - | - |
| sulphadiazine | 28 | - | - |
| sulfacetamide | 21 | a topical sulfonamide (trade name Sulamyd) used to treat eye infections | - |
| sulfadimidine | 20 | - | - |
| sulfanilamide | 19 | a white odorless crystalline sulfa drug; the parent compound of most of the sulfa drugs | - |
| sulfathiazole | 28 | - | - |
| superordinate | 16 | a word that is more generic than a given word | - |
| superparticle | 19 | - | - |
| supersaturate | 15 | - | - |
| supersensible | 17 | - | - |
| superhumanise | 20 | - | - |
| superhumanize | 29 | - | - |
| supermembrane | 21 | - | - |
| subdiscipline | 20 | - | - |
| subindicative | 21 | - | - |
| structuralise | 15 | - | - |
| structuralize | 24 | - | - |
| subcollegiate | 18 | - | - |
| subcategorize | 27 | - | - |
| subcategorise | 18 | - | - |
| subappearance | 21 | - | - |
| substantivise | 18 | - | - |
| substantivize | 27 | - | - |
| substitutable | 17 | capable of being exchanged for another or for something else that is equivalent | - |
| subspecialise | 19 | - | - |
| subspecialize | 28 | - | - |
| subtriplicate | 19 | - | - |
| subliterature | 15 | - | - |
| sublanceolate | 17 | - | - |
| subprefecture | 22 | - | - |
| subordinative | 19 | serving to connect a subordinate clause to a main clause | - |
| telefacsimile | 20 | - | - |
| tetrafluoride | 17 | - | - |
| tetrasyllable | 18 | - | - |
| terephthalate | 21 | - | - |
| supramolecule | 19 | - | - |
| supervenience | 20 | - | - |
| suprasensible | 17 | - | - |
| suspercollate | 17 | - | - |
| tachistoscope | 22 | scientific instrument used by psychologists; presents visual stimuli for brief exposures | - |
| transferrable | 18 | capable of being moved or conveyed from one place to another | - |
| transferrible | 18 | - | - |
| transformable | 20 | capable of being changed in substance as if by alchemy | - |
| transcribable | 19 | - | - |
| transcriptase | 17 | the enzyme that copies DNA into RNA | - |
| transcriptive | 20 | - | - |
| transistorise | 13 | equip (an electronic circuit or device) with transistors | - |
| transistorize | 22 | equip (an electronic circuit or device) with transistors | - |
| transliterate | 13 | rewrite in a different script | The Sanskrit text had to be transliterated |
| tradesmanlike | 20 | - | - |
| transactinide | 16 | any of the artificially produced elements with atomic numbers greater than 103 | - |
| triamcinolone | 17 | a synthetic corticosteroid (trade names Aristocort or Aristopak or Kenalog) used as an anti-inflammatory agent | - |
| trichothecene | 23 | - | - |
| transmittance | 17 | the fraction of radiant energy that passes through a substance | - |
| transmittible | 17 | - | - |
| transmutative | 18 | - | - |
| transmembrane | 19 | - | - |
| transpositive | 18 | - | - |
| transportable | 17 | capable of being moved or conveyed from one place to another | - |
| transportance | 17 | - | - |
| thiocarbamide | 23 | - | - |
| thermotensile | 18 | - | - |
| thiabendazole | 28 | an antifungal agent and anthelmintic | - |
| thermobalance | 22 | - | - |
| theatricalize | 27 | - | - |
| theatricalise | 18 | - | - |
