There are 524 fourteen-letter words containing A, T and V, https://www.bestwordlist.com/c/a/3/14letterwordswithatv.htm ABORTIVENESSES ABSORPTIVENESS ABSORPTIVITIES ACCUMULATIVELY ADAPTIVENESSES ADMINISTRATIVE ADVANTAGEOUSLY ADVENTITIOUSLY ADVERTISEMENTS ADVERTIZEMENTS ADVISABILITIES AGGRESSIVITIES ALIMENTIVENESS ALLITERATIVELY ANTEDILUVIALLY ANTICIPATIVELY ANTICONVULSANT ANTICONVULSIVE ANTICORROSIVES ANTIDERIVATIVE ANTIEVOLUTIONS ANTIGOVERNMENT ANTINARRATIVES ANTIREFLECTIVE ANTIRESORPTIVE ANTIRETROVIRAL ANTISUBVERSION ANTISUBVERSIVE ANTIUNIVERSITY APPRECIATIVELY ASSAULTIVENESS ASSEVERATINGLY ASSIMILATIVELY ASTRONAVIGATOR ATTRACTIVENESS AUGMENTATIVELY AUTOSUGGESTIVE AVAILABILITIES AVASCULARITIES AVERRUNCATIONS AVUNCULARITIES BEHAVIOURISTIC CIRCUMNAVIGATE CIRCUMVALLATED CIRCUMVALLATES CIVILISATIONAL CIVILIZATIONAL CLAVICHORDISTS CLAVICYTHERIUM CLEAVABILITIES COCULTIVATIONS COEVOLUTIONARY COGITATIVENESS COINVESTIGATOR COLLABORATIVES COMMEMORATIVES COMPARATIVISTS CONCEIVABILITY CONGLOMERATIVE CONGLUTINATIVE CONGRATULATIVE CONSERVATIONAL CONSERVATISING CONSERVATIVELY CONSERVATIZING CONSERVATOIRES CONSERVATORIAL CONSERVATORIES CONSERVATORIUM CONSERVATRICES CONSERVATRIXES CONSULTATIVELY CONTEMPLATIVES CONTINUATIVELY CONTRACEPTIVES CONTRAGESTIVES CONTRAPOSITIVE CONTRAVENTIONS CONVALESCENTLY CONVENTIONALLY CONVERSATIONAL CONVERTAPLANES CONVERTIPLANES CONVERTOPLANES CONVIVIALITIES CONVOCATIONIST CONVOLUTIONARY CORPORATIVISMS CORROBORATIVES COUNTERVAILING CREATIVENESSES CRUCIVERBALIST CUMULATIVENESS CURATIVENESSES CURVILINEARITY DAREDEVILTRIES DATAVEILLANCES DECORATIVENESS DELIBERATIVELY DELIVERABILITY DEMONSTRATIVES DENOMINATIVELY DERIVATIONALLY DERIVATIONISTS DERIVATISATION DERIVATIVENESS DERIVATIZATION DETERMINATIVES DEVALORISATION DEVALORIZATION DEVITALISATION DEVITALIZATION DEVOTIONALISTS DEVOTIONALNESS DISADVANTAGING DISADVENTUROUS DISAGGREGATIVE DISAPPROBATIVE DISCRIMINATIVE DISINTEGRATIVE DISINVIGORATED DISINVIGORATES DISPENSATIVELY DISSEVERATIONS DISSOLVABILITY DIVARICATINGLY DIVERTICULATED DORSIVENTRALLY DORSOVENTRALLY DRIVEABILITIES ELECTROVALENCE ELECTROVALENCY ELIMINATIVISMS ENDEAVOURMENTS ENVENOMISATION ENVENOMIZATION EQUIVOCALITIES EQUIVOCATINGLY EVANGELISATION EVANGELIZATION EVOLUTIONARILY EXHAUSTIVENESS EXHAUSTIVITIES EXPECTORATIVES EXPLOITATIVELY EXTRAVAGANCIES EXTRAVAGATIONS EXTRAVASATIONS EXTRAVEHICULAR EXTRAVERSIVELY FAVORABILITIES FERMENTATIVELY FIGURATIVENESS FREQUENTATIVES GALVANISATIONS GALVANIZATIONS GALVANOMETRIES GALVANOPLASTIC GALVANOTROPISM GASTROVASCULAR GILLRAVITCHING GOVERNMENTALLY HEAVYHEARTEDLY HYPERVENTILATE ILLUSTRATIVELY IMMOVABILITIES IMMUNOREACTIVE IMPERATIVENESS IMPERVIABILITY IMPROVISATIONS IMPROVISATORES IMPROVISATRICE IMPROVVISATORE INACTIVENESSES INADVERTENCIES INADVISABILITY INAPPRECIATIVE INDIVIDUALISTS INDIVIDUATIONS INEVITABLENESS INHABITIVENESS INNOVATIONISTS INNOVATIVENESS INOBSERVATIONS INTERAVAILABLE INTERBEHAVIORS INTERBEHAVIOUR INTERCLAVICLES INTEROPERATIVE INTERPRETATIVE INTERROGATIVES INTERVALOMETER INTERVENTIONAL INTERVERTEBRAL INTERWEAVEMENT INTRANSITIVELY INTRANSITIVITY INTRAVASATIONS INVESTIGATIONS INVETERATENESS INVIGORATINGLY INVIGORATIVELY INVOLUCELLATED IRRELATIVENESS IRREMOVABILITY IRREVOCABILITY LAEVOROTATIONS LATEROVERSIONS LAXATIVENESSES MACROEVOLUTION MANIPULATIVELY MEDIAEVALISTIC MEDITATIVENESS MEGAVERTEBRATE METANARRATIVES MICROGRAVITIES MISADVENTURERS MISADVENTUROUS MISADVERTENCES MISEVALUATIONS MOTIVATIONALLY MULTIPLICATIVE MULTIVALENCIES MULTIVIBRATORS MUNDIFICATIVES NAVIGABILITIES NAVIGATIONALLY NEGATIVENESSES NOCTIVAGATIONS NONACHIEVEMENT NONACQUISITIVE NONASSERTIVELY NONCHAUVINISTS NONCOMMUTATIVE NONCOOPERATIVE NONCULTIVATION NONDERIVATIVES NONEQUIVALENTS NONINTERACTIVE NONRADIOACTIVE NONRETROACTIVE NONSPECULATIVE NONVEGETARIANS NONVOLUNTARIES NOVELISTICALLY OBJECTIVATIONS OPINIONATIVELY OUTFANGTHIEVES OUTMANEUVERING OUTMANOEUVRING OVARIECTOMISED OVARIECTOMIZED OVERABUNDANTLY OVERACCENTUATE OVERACTIVITIES OVERADJUSTMENT OVERADVERTISED OVERADVERTISES OVERADVERTIZED OVERADVERTIZES OVERANALYTICAL OVERARTICULATE OVERASSERTIONS OVERASSESSMENT OVERATTENTIONS OVERBREATHINGS OVERCAPACITIES OVERCAPITALISE OVERCAPITALIZE OVERCAUTIOUSLY OVERCENTRALISE OVERCENTRALIZE OVERCOMPENSATE OVERCOMPLICATE OVERDECORATING OVERDECORATION OVERDRAMATISED OVERDRAMATISES OVERDRAMATIZED OVERDRAMATIZES OVEREDUCATIONS OVERELABORATED OVERELABORATES OVERENTHUSIASM OVERESTIMATING OVERESTIMATION OVEREVALUATING OVEREVALUATION OVEREXAGGERATE OVEREXTRACTION OVERFASTIDIOUS OVERHARVESTING OVERINFLATIONS OVERMANAGEMENT OVERMATURITIES OVERMEDICATING OVERMEDICATION OVERORNAMENTED OVERPARTICULAR OVERPOPULATING OVERPOPULATION OVERREGULATING OVERREGULATION OVERSATURATING OVERSATURATION OVERSPECULATED OVERSPECULATES OVERSTATEMENTS OVERSTIMULATED OVERSTIMULATES OVERTREATMENTS OVERVALUATIONS OVERWEATHERING PENTAVALENCIES PERCEIVABILITY PERFORMATIVELY PERSEVERATIONS PHOTOENGRAVERS PHOTOENGRAVING PHOTOOXIDATIVE PLUVIOMETRICAL PREDESTINATIVE PREDEVALUATION PREOPERATIVELY PRESERVABILITY PRESERVATORIES PREVARICATIONS PREVENTABILITY PRIVATISATIONS PRIVATIZATIONS PROVEABILITIES PROVENTRICULAR PROVERBIALISTS PROVIDENTIALLY PROVINCIALISTS PULVERISATIONS PULVERIZATIONS QUADRUMVIRATES QUALIFICATIVES QUANTITATIVELY QUANTIVALENCES RADIOACTIVATED RADIOACTIVATES RADIOSENSITIVE REACTIVENESSES RECAPITULATIVE RECONVALESCENT RECOVERABILITY RECULTIVATIONS RECURVIROSTRAL REDINTEGRATIVE REFRACTIVENESS REFRACTIVITIES REGENERATIVELY REHABILITATIVE REINNERVATIONS REINVESTIGATED REINVESTIGATES REINVIGORATING REINVIGORATION REINVIGORATORS RELATIVENESSES RELATIVISATION RELATIVIZATION REMOVABILITIES REMUNERATIVELY REPRESENTATIVE RESERVATIONIST RETRIEVABILITY REVACCINATIONS REVALORISATION REVALORIZATION REVELATIONISTS REVENDICATIONS REVERBERATIONS REVINDICATIONS REVITALISATION REVITALIZATION REVIVABILITIES REVIVIFICATION REVOCABILITIES REVOKABILITIES SALVAGEABILITY SEPARATIVENESS SERONEGATIVITY SERVICEABILITY SEVERABILITIES SIMPLIFICATIVE SOVIETISATIONS SOVIETIZATIONS SOVIETOLOGICAL STRATOVOLCANOS SUBSTANTIATIVE SUBSTANTIVALLY SUBSTANTIVISED SUBSTANTIVISES SUBSTANTIVIZED SUBSTANTIVIZES SUOVETAURILIAS SUPERELEVATING SUPERELEVATION SUPEREROGATIVE SUPERGRAVITIES SUPEROVULATING SUPEROVULATION TELEVANGELICAL TELEVANGELISMS TELEVANGELISTS TELEVISIONALLY TENDOVAGINITIS TERGIVERSATING TERGIVERSATION TERGIVERSATORS TERGIVERSATORY TETRAVALENCIES TRANSFORMATIVE TRANSITIVENESS TRANSITIVITIES TRANSMIGRATIVE TRANSMISSIVELY TRANSMISSIVITY TRANSMITTIVITY TRANSVALUATING TRANSVALUATION TRANSVERSALITY TRANSVERSENESS TRANSVESTITISM TRIVIALISATION TRIVIALIZATION TSESAREVITCHES ULTRACIVILISED ULTRACIVILIZED ULTRAEXCLUSIVE ULTRAEXPENSIVE ULTRASENSITIVE ULTRAVIOLENCES UNAMBIVALENTLY UNAPPRECIATIVE UNATTRACTIVELY UNAVAILABILITY UNAVOIDABILITY UNCHAUVINISTIC UNCONVENTIONAL UNCULTIVATABLE UNDERVALUATION UNIVERSALISTIC UNIVERSALITIES UNIVERSITARIAN UNREMUNERATIVE VACUOLISATIONS VACUOLIZATIONS VALEDICTORIANS VALETUDINARIAN VALETUDINARIES VANDALISATIONS VANDALIZATIONS VAPORABILITIES VARIOLISATIONS VARIOLIZATIONS VASOACTIVITIES VASODILATATION VASODILATATORY VASOINHIBITORS VASOINHIBITORY VECTORISATIONS VECTORIZATIONS VEGETARIANISMS VEGETATIVENESS VENERABILITIES VENERATIVENESS VERBALISATIONS VERBALIZATIONS VERBIFICATIONS VERBIGERATIONS VERIDICALITIES VERMICULATIONS VERNACULARISTS VERNALISATIONS VERNALIZATIONS VERSIFICATIONS VERTICALNESSES VERTICILLASTER VERTICILLATELY VERTICILLATION VESICULARITIES VIBROFLOTATION VICTIMISATIONS VICTIMIZATIONS VIDEOCASSETTES VIGILANTNESSES VILLAGISATIONS VILLAGIZATIONS VILLEGGIATURAS VINDICATRESSES VIRTUALISATION VIRTUALIZATION VISUALISATIONS VISUALIZATIONS VITALISTICALLY VITATIVENESSES VITICULTURALLY VITILITIGATING VITILITIGATION VITRIFIABILITY VITRIFICATIONS VITRIOLISATION VITRIOLIZATION VITUPERATIVELY VOCATIONALISMS VOCATIONALISTS VOLATILENESSES VOLATILISATION VOLATILIZATION VOLCANISATIONS VOLCANIZATIONS VOLCANOLOGISTS VOLUMETRICALLY VOUCHSAFEMENTS VULCANISATIONS VULCANIZATIONS VULCANOLOGISTS VULGARISATIONS VULGARIZATIONS VULVOVAGINITIS