There are 627 twelve-letter words containing A, I, R, T and Y, https://www.bestwordlist.com/c/a/5/12letterwordswithairty.htm ABBREVIATORY ABOLITIONARY ABSORPTIVITY ACCRETIONARY ACROSTICALLY ACTINOMORPHY ADJUDICATORY ADMIRABILITY ADMONITORILY AETHEREALITY AFFRIGHTEDLY AFFRONTINGLY AGGRESSIVITY AGREEABILITY AGROINDUSTRY AHISTORICITY ALTERABILITY AMATEURISHLY AMBULATORILY AMELIORATORY AMPHISTYLARS AMYOTROPHIES ANEURYSMATIC ANNIHILATORY ANNUNCIATORY ANTIBURGLARY ANTICIPATORY ANTIHYDROGEN ANTIHYSTERIC ANTILITERARY ANTIMILITARY ANTIPRIESTLY ANTIPYRETICS ANTIROYALIST AORISTICALLY APERIODICITY APODYTERIUMS APPRECIATORY ARCHETYPICAL AREOSYSTILES AROMATICALLY ARSENOPYRITE ARTICULATELY ARTICULATORY ARTIFICIALLY ARTILLERYMAN ARTILLERYMEN ARTIODACTYLS ARTISTICALLY ASPHYXIATORS ASSIMILATORY ASTRICTIVELY ASTRINGENTLY ASTROBIOLOGY ASTROPHYSICS ASYMMETRICAL ATHROCYTOSIS ATTORNEYISMS ATTORNEYSHIP ATTRACTINGLY ATTRACTIVELY AURICULATELY AVASCULARITY AVUNCULARITY AXISYMMETRIC BACTERIOLOGY BATHYGRAPHIC BATHYMETRIES BIGHEARTEDLY BIMESTRIALLY BINOCULARITY BIOASTRONOMY BIPARENTALLY BRADYPEPTICS BRUSHABILITY CACHINNATORY CALUMNIATORY CANTILLATORY CAPITULATORY CARTOONISHLY CATEGORIALLY CELEBREALITY CERARGYRITES CHALCOPYRITE CHRISTOPHANY CHROMATICITY CHURCHIANITY CIRCUMGYRATE CLAIRVOYANTS CLATTERINGLY COLLINEARITY COLORABILITY CONCILIATORY CONFIRMATORY CONFISCATORY CONSIGNATORY CONSPIRATORY CONTRACTIBLY CONTRIBUTARY COORDINATELY CORPOREALITY CORYBANTISMS CROSSABILITY CRUSHABILITY CRYPTARITHMS CRYPTOGAMIAN CRYPTOGAMIES CRYPTOGAMIST CRYPTOMERIAS CRYPTOMNESIA CRYSTALISERS CRYSTALISING CRYSTALIZERS CRYSTALIZING CRYSTALLINES CRYSTALLISED CRYSTALLISER CRYSTALLISES CRYSTALLITES CRYSTALLITIC CRYSTALLITIS CRYSTALLIZED CRYSTALLIZER CRYSTALLIZES CRYSTALLOIDS CURIETHERAPY CYBERNATIONS CYBERNETICAL DAREDEVILTRY DAYDREAMIEST DECORATIVELY DEFAMATORILY DEFLATIONARY DEHYDRATIONS DELIBERATELY DENUNCIATORY DEPRECIATORY DERIVATIVELY DEROGATIVELY DEROGATORILY DESIRABILITY DETERMINABLY DETRACTINGLY DETRACTIVELY DIATHERMANCY DICTYOPTERAN DIOPTRICALLY DISASTROUSLY DISCORDANTLY DISCREPANTLY DISENTRAYLED DISENTRAYLES DISPENSATORY DISREPUTABLY DISTILLATORY DISTRACTEDLY DISTRAUGHTLY DISTRIBUTARY DITHYRAMBIST DIURETICALLY DIVARICATELY DOCTRINALITY DRAMATICALLY DRAPEABILITY DRILLABILITY DRINKABILITY DRIVEABILITY DRYSALTERIES DYNAMOMETRIC DYSRHYTHMIAS ELECTORIALLY ELECTRICALLY ELEMENTARILY ELOCUTIONARY EMANCIPATORY EMARGINATELY EMPYREUMATIC ENANTIOTROPY ENDURABILITY ENERVATINGLY ENTRANCINGLY ENTREATINGLY ENTROPICALLY EPHEMERALITY EPISTOLATORY EQUATORIALLY EQUIVOCATORY ERYTHRAEMIAS ERYTHROPENIA ERYTHROPSIAS ESOTERICALLY EURHYTHMICAL EVOLUTIONARY EXECRATIVELY EXHILARATORY EXORBITANTLY EXOTERICALLY EXTORTIONARY EXTRACTIVELY FACILITATORY FAIRNYTICKLE FAIRNYTICLES FARSIGHTEDLY FAVORABILITY FEDERATIVELY FIGURABILITY FIGURATIVELY FILTRABILITY FLATTERINGLY FORESTAYSAIL FORGEABILITY FRACTIONALLY FRANGIBILITY FRENETICALLY FRICTIONALLY GLYCERINATED GLYCERINATES GRANULOCYTIC GRATIFYINGLY GRATUITOUSLY GYMNATORIUMS GYNECOCRATIC GYNIOLATRIES GYROMAGNETIC HAIRSTYLINGS HAIRSTYLISTS HAMARTIOLOGY HEARTENINGLY HELIOTHERAPY HEMIHYDRATED HEMIHYDRATES HEREDITARILY HERITABILITY HERMETICALLY HERMITICALLY HIERATICALLY HISTORICALLY HOMOPOLARITY HONORABILITY HORIZONTALLY HYDATIDIFORM HYDRASTININE HYDROELASTIC HYDROPATHICS HYDROPATHIES HYDROPATHIST HYDROSTATICS HYETOGRAPHIC HYGROCHASTIC HYPERACIDITY HYPERACTIONS HYPERACTIVES HYPERPLASTIC HYPERREALIST HYPERREALITY HYPERSPATIAL HYPERSTHENIA HYPERTHERMIA HYPERTHYMIAS HYPERTYPICAL HYPOCRITICAL HYPOGASTRIUM HYPONATREMIA HYPONATREMIC HYPOTHERMIAS HYSTERICALLY HYSTEROMANIA ICHTHYOLATRY ICHTHYOSAURI ICHTHYOSAURS IDOLATROUSLY ILLIBERALITY ILLITERATELY ILLUSTRATORY IMMATERIALLY IMMODERATELY IMPARTIALITY IMPENETRABLY IMPERATIVELY INACCURATELY INADVERTENCY INAPPARENTLY INARTICULACY INAUGURATORY INCRETIONARY INCURABILITY INDUSTRIALLY INERRABILITY INEXTRICABLY INFLAMMATORY INFLATIONARY INGRATIATORY INORDINATELY INSURABILITY INTEMERATELY INTERCOMPANY INTERFACULTY INTERJACENCY INTERLACEDLY INTERLAYERED INTERLIBRARY INTERLOCALLY INTERMEDIACY INTERMEDIARY INTERMINABLY INTERPLAYING INTERTIDALLY INTERVARSITY INTIMIDATORY INTOLERANTLY INTRACOMPANY INTRAMURALLY INTRANASALLY INTRAPSYCHIC INTRAVITALLY INTREATINGLY INVETERATELY IRASCIBILITY IRRATIONALLY IRREGULARITY IRRELATIVELY IRRELEVANTLY IRRESISTABLY IRRITABILITY IRRITATINGLY ISOTHERMALLY JURISTICALLY KAKISTOCRACY KARYOKINETIC KARYOLOGISTS KARYOTYPICAL KEYBOARDISTS LABYRINTHIAN LABYRINTHINE LACERABILITY LACHRYMATION LACHRYMOSITY LARYNGITIDES LARYNGITISES LEARNABILITY LENTICULARLY LIEUTENANTRY LITERARYISMS LITURGICALLY LOGNORMALITY LYCANTHROPIC MACROCYTOSIS MAGISTRALITY MANIPULATORY MARTYROLOGIC MATRILOCALLY MEMORABILITY MERCURIALITY MERISTICALLY METEORICALLY MICROANALYST MICROANATOMY MICROCRYSTAL MICROGRAVITY MICROPAYMENT MICROTONALLY MINATORIALLY MODIFICATORY MOLECULARITY MONITORIALLY MULTILAYERED MULTIPLAYERS MYCOBACTERIA MYOGRAPHISTS NARCOTICALLY NEOTERICALLY NEUROTICALLY NEUROTYPICAL NOCTURNALITY NONARBITRARY NONLINEARITY NONMIGRATORY NUMERABILITY NUTRITIONARY OBEDIENTIARY OBLIGATORILY OPERATICALLY ORATORICALLY ORBICULARITY ORGASTICALLY ORNITHOMANCY OUTCRAFTYING OVERACTIVITY OVERCAPACITY OVERLITERARY OVERMATURITY PACIFICATORY PANTISOCRACY PAPYROLOGIST PARALYSATION PARALYZATION PARAMILITARY PARASITOLOGY PARASYMBIONT PARASYNAPTIC PARATHYROIDS PARATYPHOIDS PAROCHIALITY PARTICULARLY PATRILOCALLY PEJORATIVELY PENITENTIARY PERENNIALITY PERINATOLOGY PERITONEALLY PERMEABILITY PERPETUALITY PERSPICACITY PERSPIRATORY PHILANTHROPY PHYLACTERIES PHYSIATRICAL PHYSIATRISTS PHYSIOCRATIC PHYSIOLATERS PHYTOGRAPHIC PICTORICALLY PLATYRRHINES PLAYWRITINGS PLEBISCITARY POLYAMORISTS POLYGRAPHIST POSTLIMINARY PRACTICALITY PRAISEWORTHY PRECIPITANCY PREGNABILITY PRELATICALLY PREMARITALLY PRESBYTERIAL PRESBYTERIAN PRESENTIALLY PRINCIPALITY PRINTABILITY PROBATIONARY PROCTORIALLY PROFLIGATELY PROPHYLACTIC PROPITIATORY PROSTACYCLIN PROTOTYPICAL PROVEABILITY PRUDENTIALLY PSILANTHROPY PSYCHIATRIES PSYCHIATRIST PUNDITOCRACY PURIFICATORY PURISTICALLY PYRARGYRITES PYRITHIAMINE PYRITOHEDRAL PYROCATECHIN PYROCLASTICS PYROMAGNETIC PYROMETRICAL PYROTARTARIC QUAESTIONARY QUASICRYSTAL RADIOTHERAPY RECREATIVELY REFLATIONARY REFRACTIVELY REFRACTIVITY REFRACTORILY REFUTABILITY REGIMENTALLY REGULATIVELY REHYDRATIONS REITERATEDLY RELATABILITY RELATIONALLY REMOVABILITY RENEWABILITY RENUNCIATORY REPARABILITY REPUTABILITY REPUTATIVELY RESIDENTIARY RESTRAINEDLY RETICULATELY RETRACTILITY RETRACTIVELY REVIVABILITY REVOCABILITY REVOKABILITY RHETORICALLY RHYTHMICALLY RHYTHMOPOEIA ROMANTICALLY RUDIMENTALLY RUMINATINGLY RUMINATIVELY SACCHARINITY SALUTATORILY SAPROPHYTISM SATISFACTORY SATURABILITY SAUNTERINGLY SCATTERINGLY SCINTIGRAPHY SCISSIPARITY SCRATCHINGLY SCRIPTURALLY SCRUTABILITY SECRETIONARY SEIGNIORALTY SENATORIALLY SEPARABILITY SEPARATIVELY SEVERABILITY SHAREABILITY SHATTERINGLY SINISTRALITY SMATTERINGLY SPERMAPHYTIC SPHERICALITY SPIRITUALITY SPORTABILITY STAGGERINGLY STAMMERINGLY STATIONARILY STAYCATIONER STEREOACUITY STRAGGLINGLY STRAIGHTAWAY STRAIGHTWAYS STRATIGRAPHY STRIDULANTLY STRIDULATORY STRINGYBARKS STYLOGRAPHIC SUBALTERNITY SUBNORMALITY SUBSIDIARITY SUPERABILITY SUPERGRAVITY SUPERQUALITY SUPPLICATORY SUPRAVITALLY SYMPATHISERS SYMPATHIZERS SYNARTHROSIS SYSTEMATISER SYSTEMATIZER TACHYCARDIAC TACHYCARDIAS TACHYGRAPHIC TACHYMETRIES TACHYPHRASIA TELERGICALLY TERRIFICALLY TETRACYCLINE TETRADYMITES THEATRICALLY THEURGICALLY THORACICALLY TINCTORIALLY TOLERABILITY TORRENTIALLY TRACEABILITY TRACKLAYINGS TRACTABILITY TRADITIONARY TRAINABILITY TRAITOROUSLY TRANQUILLITY TRANSILIENCY TRANSITIVELY TRANSITIVITY TRANSITORILY TRANSMOGRIFY TREATABILITY TRIANGULARLY TRICENTENARY TRICHOGYNIAL TRIDACTYLOUS TRIGLYPHICAL TRILATERALLY TRILINGUALLY TRIPARTITELY TRIPINNATELY TRIRADIATELY TRISYLLABLES TRIUMPHANTLY TROCHAICALLY TROCHOIDALLY TRUSTABILITY TRYPAFLAVINE TRYPANOCIDAL TRYPANOCIDES TRYPANOSOMIC TRYPARSAMIDE TYPOGRAPHIES TYPOGRAPHING TYPOGRAPHIST TYRANNICALLY TYRANNICIDAL TYRANNICIDES UNCHARITABLY UNCRITICALLY UNEROTICALLY UNHYSTERICAL UNILATERALLY UNISERIATELY UNIVERSALITY UNPOPULARITY UNPROFITABLY UNRHYTHMICAL VALETUDINARY VAPORABILITY VASODILATORY VATICINATORY VENERABILITY VERIDICALITY VERIFICATORY VESICULARITY VESTIMENTARY VINEYARDISTS VITUPERATORY VOLUNTARYISM VOLUNTARYIST