There are 450 fourteen-letter words containing 2A, D and R, https://www.bestwordlist.com/c/a/4/14letterwordswithaadr.htm ABSTRACTEDNESS ACCREDITATIONS ACHONDROPLASIA ADDRESSABILITY ADENOCARCINOMA ADIATHERMANOUS ADMEASUREMENTS ADMINISTRATING ADMINISTRATION ADMINISTRATIVE ADMINISTRATORS ADMINISTRATRIX ADMIRABILITIES ADORABLENESSES ADRENERGICALLY ADRENOCORTICAL ADULARESCENCES ADVERBIALISING ADVERBIALIZING AERODYNAMICIST AEROHYDROPLANE AGGRANDISEMENT AGGRANDIZEMENT AGROINDUSTRIAL ALLOTETRAPLOID ALTITUDINARIAN AMBASSADORSHIP AMBASSADRESSES AMINOACIDURIAS ANACARDIACEOUS ANAGRAMMATISED ANAGRAMMATIZED ANAPHRODISIACS ANDROCEPHALOUS ANIMADVERSIONS ANTAPHRODISIAC ANTIDEMOCRATIC ANTIDEPRESSANT ANTIDERIVATIVE ANTIDIARRHEALS ANTIDIARRHOEAL ANTIDROMICALLY ANTIFEDERALIST ANTIRADICALISM APPROPINQUATED ARCHDEACONRIES ARCHIDIACONATE ARCHIMANDRITES ARTIFICIALISED ARTIFICIALIZED ARTIODACTYLOUS ATTITUDINARIAN AUDIOMETRICIAN AUTORADIOGRAMS AUTORADIOGRAPH AUTOTETRAPLOID BACKWARDATIONS BACKWARDNESSES BACTERICIDALLY BANDERSNATCHES BANDSPREADINGS BASTARDISATION BASTARDIZATION BIODEGRADABLES BIODEGRADATION BLACKGUARDISMS BLACKGUARDLIER BRACHYDACTYLIC BRACHYDIAGONAL BRACHYPINAKOID BROBDINGNAGIAN BUREAUCRATISED BUREAUCRATIZED CADAVEROUSNESS CAPPARIDACEOUS CARDIOGRAPHERS CARDIOGRAPHIES CARDIOMEGALIES CARDIOMYOPATHY CARDIOTHORACIC CARDIOVASCULAR CATADIOPTRICAL CATHODOGRAPHER CHATEAUBRIANDS CIRCUMVALLATED CLAIRAUDIENCES CLAIRAUDIENTLY COASTGUARDSMAN COASTGUARDSMEN COLLATERALISED COLLATERALIZED CONNATURALISED CONNATURALIZED CONTAINERBOARD CONTRABANDISMS CONTRABANDISTS CONTRADICTABLE CONTRAINDICANT CONTRAINDICATE DACTYLIOGRAPHY DACTYLOGRAPHER DACTYLOGRAPHIC DAUGHTERBOARDS DEAMBULATORIES DEARTICULATING DECARBONATIONS DECARBOXYLASES DECARBOXYLATED DECARBOXYLATES DECARBURATIONS DECONTAMINATOR DEFAMILIARIZED DEFAMILIARIZES DEFLAGRABILITY DEGRANULATIONS DEMATERIALISED DEMATERIALISES DEMATERIALIZED DEMATERIALIZES DEMOCRATICALLY DEMORALISATION DEMORALIZATION DENATURALISING DENATURALIZING DEPARTMENTALLY DEPOLARISATION DEPOLARIZATION DEREALISATIONS DEREALIZATIONS DERIVATIONALLY DERIVATISATION DERIVATIZATION DERMATOGRAPHIA DERMATOGRAPHIC DERMATOLOGICAL DERMATOPLASTIC DESQUAMATORIES DEVALORISATION DEVALORIZATION DEXTROCARDIACS DIACHRONICALLY DIAGRAMMATICAL DIAMANTIFEROUS DIAPHANOMETERS DIATHERMANCIES DIATHERMANEITY DIFFARREATIONS DISACCHARIDASE DISAFFIRMANCES DISAFFIRMATION DISAGGREGATING DISAGGREGATION DISAGGREGATIVE DISAPPARELLING DISAPPEARANCES DISAPPROBATION DISAPPROBATIVE DISAPPROBATORY DISAPPROPRIATE DISARRANGEMENT DISARTICULATED DISARTICULATES DISARTICULATOR DISCEPTATORIAL DISCIPLINARIAN DISCOGRAPHICAL DISCOURAGEABLE DISEMBARKATION DISEMBARRASSED DISEMBARRASSES DISINCARCERATE DISNATURALISED DISNATURALISES DISNATURALIZED DISNATURALIZES DISPARAGEMENTS DISSERTATIONAL DITHIOCARBAMIC DIVARICATINGLY DOCUMENTARIANS DOLLARISATIONS DOLLARIZATIONS DOLLAROCRACIES DRACUNCULIASES DRACUNCULIASIS DRAFTSMANSHIPS DRAMATISATIONS DRAMATIZATIONS DRAPEABILITIES DYNAMOMETRICAL ECHOCARDIOGRAM ENANTIODROMIAS ENDOPARASITISM EPIGRAMMATISED EPIGRAMMATIZED EXTRAORDINAIRE EXTRAPYRAMIDAL FAINTHEARTEDLY FEATHERBRAINED FEDERALISATION FEDERALIZATION FRACTIONALISED FRACTIONALIZED GASTRODUODENAL GLADIATORSHIPS GLUTARALDEHYDE GRADABLENESSES GRANDDAUGHTERS GRANDFATHERING GRANDSTANDINGS GREATHEARTEDLY HABERDASHERIES HAEMODIALYSERS HAEMODIALYZERS HANDICRAFTSMAN HANDICRAFTSMEN HARDHANDEDNESS HARDHEADEDNESS HARDINGGRASSES HEADMASTERLIER HEADMASTERSHIP HEADQUARTERING HEAVYHEARTEDLY HYALURONIDASES HYDRODYNAMICAL HYDROGRAPHICAL HYDROXYAPATITE IMMATERIALISED IMMATERIALIZED IMPARIDIGITATE IMPONDERABILIA INCARDINATIONS INTERDIALECTAL INTERGRADATION INTERJACULATED INTERLAMINATED INTRACARDIALLY INTRAMEDULLARY IRRATIONALISED IRRATIONALIZED ISOCARBOXAZIDS ISODIAMETRICAL LABRADORESCENT LAMPADEDROMIES LAMPADEPHORIAS LATITUDINARIAN MACRODACTYLIES MACRODACTYLOUS MACRODIAGONALS MACROPINACOIDS MACROPINAKOIDS MALADMINISTERS MALAPPORTIONED MARCONIGRAPHED MATCHBOARDINGS MELODRAMATISED MELODRAMATISES MELODRAMATISTS MELODRAMATIZED MELODRAMATIZES METAGRABOLISED METAGRABOLIZED MISAPPRECIATED MISARTICULATED MONOSACCHARIDE MOUNTAINBOARDS MYOCARDIOGRAPH MYOCARDIOPATHY NEANDERTHALERS NEANDERTHALOID NEBUCHADNEZZAR NEMATODIRIASES NEMATODIRIASIS NEURAMINIDASES NONRADIOACTIVE NONTRADITIONAL NORADRENALINES NORTHEASTWARDS NUDIBRANCHIATE ORCHARDGRASSES ORCHIDOMANIACS ORTHODIAGONALS OVERABUNDANCES OVERABUNDANTLY OVERDRAMATISED OVERDRAMATISES OVERDRAMATIZED OVERDRAMATIZES OVERELABORATED PACHYDERMATOUS PAEDIATRICIANS PANCREATITIDES PANRADIOMETERS PARADIGMATICAL PARADISAICALLY PARADISIACALLY PARADOXICALITY PARADOXOLOGIES PARALLELEPIPED PARALLELOPIPED PARDONABLENESS PARTICLEBOARDS PARTICULARISED PARTICULARIZED PEDANTOCRACIES PERSUADABILITY POLYACRYLAMIDE POLYSACCHARIDE POSTGRADUATION POSTPRANDIALLY PREADAPTATIONS PREDESTINARIAN PREDEVALUATION PREMANDIBULARS PROCRASTINATED PROPAEDEUTICAL PROPAGANDISERS PROPAGANDISING PROPAGANDISTIC PROPAGANDIZERS PROPAGANDIZING PROSTAGLANDINS PSEUDEPIGRAPHA PSYCHODRAMATIC QUADRAGENARIAN QUADRANGULARLY QUADRIGEMINATE QUADRILATERALS QUADRILITERALS QUADRISYLLABIC QUADRISYLLABLE QUADRIVALENCES QUADRUMVIRATES QUADRUPLICATED QUADRUPLICATES QUARTODECIMANS QUODLIBETARIAN RADIALISATIONS RADIALIZATIONS RADICALISATION RADICALIZATION RADIOACTIVATED RADIOACTIVATES RADIOAUTOGRAPH RADIOLABELLING RADIOLOCATIONS RADIOLOGICALLY RADIORESISTANT RADIOTELEGRAMS RADIOTELEGRAPH RADIOTHERAPIES RADIOTHERAPIST RANDOMISATIONS RANDOMIZATIONS REACCLIMATISED REACCLIMATIZED READABLENESSES REAPPROPRIATED REBROADCASTING RECONTAMINATED REMANUFACTURED REMATERIALISED REMATERIALIZED RENATIONALISED RENATIONALIZED RETROGRADATION REWARDABLENESS RHABDOMANTISTS RHEUMATOIDALLY SACERDOTALISED SACERDOTALISES SACERDOTALISMS SACERDOTALISTS SACERDOTALIZED SACERDOTALIZES SCANDALMONGERS SCATTERBRAINED SEMICARBAZIDES SHADOWGRAPHIES SHERARDISATION SHERARDIZATION SKATEBOARDINGS SLANTENDICULAR SLANTINDICULAR SOLITUDINARIAN SOUTHEASTWARDS SPORADICALNESS SQUANDERMANIAS STADHOLDERATES STADTHOLDERATE STRAITJACKETED SUBARACHNOIDAL SUBMANDIBULARS SUPERABUNDANCE SUPERSATURATED SUPRACHOROIDAL TATTERDEMALION TETRADACTYLIES TETRADACTYLOUS TETRADRACHMONS TETRAETHYLLEAD THEATRICALISED THEATRICALIZED THIOCARBAMIDES THREADBARENESS TRADITIONALISE TRADITIONALISM TRADITIONALIST TRADITIONALITY TRADITIONALIZE TRADITIONARILY TRADUCIANISTIC TRANSABDOMINAL TRANSACTINIDES TRANSCENDENTAL TRANSDUCTIONAL TRANSLITERATED TRISACCHARIDES TRISOCTAHEDRAL TYRANNOSAURIDS ULTRACREPIDATE ULTRAHAZARDOUS ULTRAWIDEBANDS UNACCULTURATED UNAPPROPRIATED UNDERCARRIAGES UNDERDRAINAGES UNDERGRADUATES UNDERSATURATED UNDERSTANDABLE UNDERSTANDABLY UNDERVALUATION UNDRAMATICALLY UNFRACTIONATED UNMANUFACTURED UNMATERIALISED UNMATERIALIZED UNMATRICULATED UNREADABLENESS UNSTANDARDISED UNSTANDARDIZED UPGRADEABILITY VALEDICTORIANS VALETUDINARIAN VALETUDINARIES VASODILATATORY VERNACULARISED VERNACULARIZED WATERBOARDINGS WEATHERBOARDED