There are 534 twelve-letter words containing 2A, E, P and R, https://www.bestwordlist.com/c/a/5/12letterwordswithaaepr.htm ABSORPTANCES ACAROPHILIES ACCOMPANIERS ACHAENOCARPS AEROGRAPHIES AEROPLANKTON AFTERPARTIES ALDERMANSHIP ALEXIPHARMIC ALPHABETISER ALPHABETIZER ALPHAMERICAL ALPHANUMERIC AMATEURSHIPS AMPELOGRAPHY AMPHITHEATER AMPHITHEATRE ANAMORPHOSES ANEMOGRAPHIC ANGIOSPERMAL ANTEPRANDIAL ANTIPARALLEL ANTIPARTICLE ANTIPLEASURE ANTIPREDATOR APITHERAPIES APLANOSPORES APOTHECARIES APPARELMENTS APPARENTNESS APPARTEMENTS APPENDICULAR APPERTAINING APPOGGIATURE APPRAISEMENT APPRAISIVELY APPRECIATING APPRECIATION APPRECIATIVE APPRECIATORS APPRECIATORY APPROACHABLE APPROPRIABLE APPROPRIATED APPROPRIATES APPROXIMATED APPROXIMATES APPURTENANCE APPURTENANTS ARACHNOPHOBE ARCHESPORIAL ARCHETYPALLY ARCHETYPICAL ARCHIPELAGIC ARCHIPELAGOS AREOGRAPHIES AROMATHERAPY ARPEGGIATING ARPEGGIATION ARSPHENAMINE ARTOCARPUSES ASPARAGINASE ASPERGATIONS AUTOGRAPHIES AUTOSAMPLERS AZATHIOPRINE AZOOSPERMIAS BACKSLAPPERS BICARPELLARY BIPARENTALLY BRACHYCEPHAL BREASTPLATES CACOGRAPHERS CACOGRAPHIES CALLIGRAPHED CALLIGRAPHER CAMELEOPARDS CAMERAPERSON CAMERAPHONES CAMPANOLOGER CANCERPHOBIA CAPERCAILLIE CAPERCAILZIE CAPITULARIES CARDIOPLEGIA CARDSHARPERS CARPENTARIAS CARPETBAGGED CARPETBAGGER CARTOGRAPHER CATAPHORESES CATAPHORESIS CATAPHORETIC CATAPULTIERS CATASTROPHES CATCHPHRASES CATERPILLARS CERAMOGRAPHY CERATOPSIANS CERAUNOGRAPH CHAPERONAGES CHAPLAINRIES CHARTERPARTY CLAMJAMPHRIE CLAPPERBOARD CLAPPERCLAWS CLAPTRAPPERY COMPARATIVES COMPEARANCES CRAPEHANGERS CRAPEHANGING DEASPIRATING DEASPIRATION DECAPITATORS DEEPWATERMAN DEPARTMENTAL DEPAUPERATED DEPAUPERATES DEPRAVATIONS DERMAPLANING DERMAPTERANS DEUTERANOPIA DICARPELLARY DISAPPEARING DRAPEABILITY DYSPAREUNIAS ECTOPARASITE EMANCIPATORS EMANCIPATORY EMPARADISING EMPARLAUNCES ENDOPARASITE ENTOPLASTRAL EPIGRAMMATIC EPIGRAPHICAL EPISTOLARIAN EQUIPARATING EQUIPARATION ERGASTOPLASM EVAPORATIONS EVAPOROGRAPH EXASPERATERS EXASPERATING EXASPERATION EXASPERATIVE EXASPERATORS EXOPARASITES EXOPARASITIC EXPANSIONARY EXPATRIATING EXPATRIATION EXPATRIATISM EXTRAHEPATIC EXTRAPOLATED EXTRAPOLATES EXTRAPOLATOR FLANNELGRAPH FLASHPACKERS FLUORAPATITE GEOGRAPHICAL GLASSPAPERED GRADUATESHIP GRANDPAPPIES GRANDPARENTS GRAPHICACIES GREASEPAINTS HAGIOGRAPHER HANDICAPPERS HARUSPICATED HARUSPICATES HEMERALOPIAS HEMIPARASITE HERPETOFAUNA HETEROPLASIA HOLOPARASITE HYDNOCARPATE HYPERALGESIA HYPERAROUSAL HYPERCAPNIAS HYPERCARBIAS HYPERPHAGIAS HYPERPLASIAS HYPERSARCOMA HYPERSPATIAL HYPONATREMIA IAMBOGRAPHER IMPERATORIAL INAPPARENTLY INCOMPARABLE INSEPARABLES INTERSPATIAL IRREPAIRABLE IRREPEALABLE IRREPEALABLY JAPONAISERIE KERATOPLASTY KERAUNOGRAPH LAMPADEDROMY LAPAROSCOPES LAPAROTOMIES LAUREATESHIP MACROCEPHALY MADREPORIANS MAGNETOGRAPH MALAPERTNESS MALPRACTICES MANAGERSHIPS MANSPLAINERS MANSPREADERS MANSPREADING MARIMBAPHONE MARKETPLACES MARPRELATING MASSOTHERAPY MEPROBAMATES METACARPUSES METAPHORICAL METAPHRASING METAPHRASTIC MORPHALLAXES NANOPARTICLE NAPRAPATHIES NEWSPAPERMAN NONPARALLELS NONREPAYABLE OCEANOGRAPHY OPERATICALLY OVERCAPACITY OVERPACKAGED OVERPACKAGES PACHYDERMIAS PADDLEBOARDS PAEDERASTIES PAEDIATRISTS PALAEOGRAPHY PALAESTRICAL PALATOVELARS PALEOGRAPHER PALEOGRAPHIC PALPEBRATING PALSGRAVINES PANCREATITIS PANSPERMATIC PANTALOONERY PANTOGRAPHER PAPERBACKERS PAPERBACKING PAPERHANGERS PAPERHANGING PAPERMAKINGS PAPPARDELLES PARABLEPSIES PARACENTESES PARACENTESIS PARACETAMOLS PARACYANOGEN PARADOXURINE PARAENETICAL PARAESTHESIA PARAESTHETIC PARAFFINIEST PARAGENESIAS PARAGLOSSATE PARAGRAPHERS PARAHYDROGEN PARALANGUAGE PARALDEHYDES PARALIPOMENA PARALLELINGS PARALLELISED PARALLELISES PARALLELISMS PARALLELISTS PARALLELIZED PARALLELIZES PARALLELLING PARALLELWISE PARAMAGNETIC PARAMEDICALS PARAMENSTRUA PARAMETERISE PARAMETERIZE PARAMETRICAL PARAMETRISED PARAMETRISES PARAMETRIZED PARAMETRIZES PARAMORPHINE PARAMOUNCIES PARANTHELION PARAPENTINGS PARAPERIODIC PARAPHIMOSES PARAPHRASERS PARAPHRENIAS PARAPLANNERS PARAPOPHYSES PARAPRAXISES PARAQUADRATE PARARESCUERS PARASCENDERS PARASCENDING PARASCIENCES PARASITAEMIA PARASITICIDE PARASPHENOID PARASTICHIES PARASUICIDES PARASYNAPSES PARASYNTHETA PARATHORMONE PARATROOPERS PARENCEPHALA PARENCHYMATA PARENTERALLY PARESTHESIAS PARFOCALISED PARFOCALISES PARFOCALIZED PARFOCALIZES PAROCHIALISE PAROCHIALIZE PARONOMASIES PARTIALITIES PARTICIPABLE PARTICIPATED PARTICIPATES PARTICULATES PARVIFOLIATE PASIGRAPHIES PASQUINADERS PASSAGEWORKS PASSEMEASURE PASSIONARIES PASTEURELLAE PASTEURELLAS PASTORALNESS PASTURELANDS PATERNALISMS PATERNALISTS PATHBREAKING PATRIALITIES PATRIARCHATE PATRIARCHIES PATRILINEAGE PEDANTOCRACY PEDANTOCRATS PEDIATRICIAN PEDICELLARIA PENTAHYDRATE PENTARCHICAL PERAMBULATED PERAMBULATES PERAMBULATOR PERICHAETIAL PERMANGANATE PERORATIONAL PESCATARIANS PESCETARIANS PHANEROGAMIC PHANTASTRIES PHARMACEUTIC PHARMACOPEIA PHEASANTRIES PHENARSAZINE PHRASEMAKERS PHRASEMAKING PHRASEOGRAMS PHRASEOGRAPH PLAGIARISERS PLAGIARIZERS PLANETARIUMS PLANTIGRADES PLASTERBOARD PLASTICWARES PLATEMARKING PLEASANTRIES POMEGRANATES PORTMANTEAUS PORTMANTEAUX POSTGRADUATE PRAGMATISERS PRAGMATIZERS PREACQUAINTS PREAMBULATED PREAMBULATES PREAPPROVALS PREARRANGING PREASSURANCE PREBREAKFAST PRECAUTIONAL PRECLASSICAL PRECLEARANCE PREECLAMPSIA PREFABRICATE PREINAUGURAL PRELAPSARIAN PRELATICALLY PREMALIGNANT PREMARITALLY PREMAXILLARY PREPACKAGING PREPARATIONS PREPARATIVES PREREHEARSAL PREVARICATED PREVARICATES PREVARICATOR PROCARBAZINE PROCATHEDRAL PROCELLARIAN PROGRAMMABLE PROLETARIANS PROLETARIATE PROLETARIATS PROPAGANDISE PROPAGANDIZE PROSTANTHERA PROTONEMATAL PSEUDOSCALAR PTERIDOMANIA PTEROSAURIAN PYROGALLATES PYROTARTRATE QUADRAPLEGIA QUADRAPLEGIC QUADRIPLEGIA RACTOPAMINES RADIOGRAPHED RADIOGRAPHER RADIOTHERAPY RAMPAGEOUSLY REACCEPTANCE READAPTATION REAPPARELING REAPPARELLED REAPPEARANCE REAPPRAISALS REAPPRAISERS REAPPRAISING RECAPITALISE RECAPITALIZE RECAPITULATE RECEPTACULAR RELANDSCAPED RELANDSCAPES REPAGINATING REPAGINATION REPARABILITY REPATRIATING REPATRIATION REPATRIATORS REPLANTATION REPROACHABLE REPROACHABLY REPUTATIONAL RHAMPHOTHECA RHOPALOCERAL SALTPETREMAN SANDPAPERIER SANDPAPERING SAPROLEGNIAS SCRAPERBOARD SCRATCHPLATE SEMAPHORICAL SEMIPARASITE SEPARABILITY SEPARATENESS SEPARATISTIC SEPARATIVELY SEPARATORIES SEPARATRICES SEPTILATERAL SEPTUAGENARY SERAPHICALLY SPACEFARINGS SPACEWALKERS SPARAGRASSES SPEARCARRIER SPEARHEADING SPECTACULARS SPECTATORIAL SPERMATHECAE SPERMATHECAL SPERMATHECAS SPERMATOZOAL SPERMATOZOAN SPIROCHAETAL SPREADEAGLED STANDPATTERS STEGANOGRAPH STRAPHANGERS STRATOPAUSES SULFORAPHANE SUPERANNUATE SUPERBAZAARS SUPERGLACIAL SUPERNACULAR SUPERNATANTS SUPERNATURAL SUPRAMUNDANE TACHYGRAPHER TAPSALTEERIE TERATOPHOBIA TETRAPLEGIAS TETRAPOLITAN THAUMATROPES TRAGELAPHINE TRANSALPINES TRANSPARENCE TRANSPARENCY TRANSPIRABLE TRANSPLANTED TRANSPLANTER TRANSPOSABLE TRAPEZOHEDRA TREPANATIONS TROPHALLAXES TRYPAFLAVINE TRYPARSAMIDE UNAPPARELLED UNAPPROACHED UNCAPTURABLE UNPARALLELED UNPARDONABLE UNPLEASANTRY UNPRELATICAL UNREPAIRABLE UNREPEALABLE UNREPEATABLE UNREPEATABLY URANOGRAPHER WALLPAPERING WATERMANSHIP