There are 847 twelve-letter words containing A, N, P, R and T, https://www.bestwordlist.com/c/a/5/12letterwordswithanprt.htm ABRUPTNESSES ABSORPTANCES ACCIPITRINES ACROPHONETIC ACTINOMORPHY ACUPUNCTURAL ACUPUNCTURES ADRENOCEPTOR ADSCRIPTIONS AEROPLANKTON ALPHASORTING AMINOPTERINS ANISOTROPIES ANISOTROPISM ANTEPRANDIAL ANTHOCARPOUS ANTHROPOGENY ANTHROPOGONY ANTHROPOIDAL ANTHROPOLOGY ANTHROPOTOMY ANTICIPATORS ANTICIPATORY ANTIENTROPIC ANTIGROPELOS ANTIPARALLEL ANTIPARTICLE ANTIPERIODIC ANTIPHRASTIC ANTIPLEASURE ANTIPREDATOR ANTIPRIESTLY ANTIPRURITIC ANTIPYRETICS ANTISTROPHES ANTISTROPHIC ANTISTROPHON APPARELMENTS APPARENTNESS APPARITIONAL APPARTEMENTS APPERCEPTION APPERCIPIENT APPERTAINING APPERTINENTS APPORTIONERS APPORTIONING APPRAISEMENT APPRECIATING APPRECIATION APPRENTICING APPROBATIONS APPURTENANCE APPURTENANTS ARMIPOTENCES ARPEGGIATING ARPEGGIATION ARSENOPYRITE ARTISANSHIPS ASPERGATIONS ASPIRATIONAL ASPORTATIONS ATTEMPERMENT ATTORNEYSHIP AUTOGRAPHING AZATHIOPRINE BANKRUPTCIES BEPLASTERING BESPATTERING BIPARENTALLY BIPARTITIONS BIPROPELLANT BREVIPENNATE CALYPTROGENS CAMPHORATING CAPERNOITIES CARPENTARIAS CARPENTERING CARPETMONGER CERATOPSIANS CHIROPTERANS CHRISTOPHANY COLEOPTERANS COMPARTMENTS COMPENSATORS COMPENSATORY COMPORTANCES COMPURGATION CONCORPORATE CONSPIRACIST CONSPIRATION CONSPIRATORS CONSPIRATORY CONSTUPRATED CONSTUPRATES CONTEMPLATOR CONTEMPORARY CONTRAPPOSTO CONTRAPTIONS CONTRAPUNTAL COOPERATIONS COPARTNERIES COPARTNERING CORPORATIONS COTRANSPORTS COUNTERPACES COUNTERPANES COUNTERPARTS COUNTERPARTY COUNTERPLANS COUNTERPLAYS COUNTERPLEAD COUNTERPLEAS COUNTERSCARP CRAFTMANSHIP CRAFTSPERSON CREPITATIONS CRYOPLANKTON CRYPTANALYST CRYPTOGAMIAN CRYPTOMNESIA CTENOPHORANS DEASPIRATING DEASPIRATION DEEPWATERMAN DEEPWATERMEN DEPARTEMENTS DEPARTMENTAL DEPLORATIONS DEPORTATIONS DEPRAVATIONS DEPRAVEMENTS DEPRECATIONS DEPRECIATING DEPRECIATION DEPREDATIONS DEPRIVATIONS DERMAPTERANS DESPERATIONS DEUTERANOPES DEUTERANOPIA DEUTERANOPIC DICTYOPTERAN DIPROPELLANT DISCREPANTLY DISOPERATION DISPENSATORS DISPENSATORY DRAFTSPERSON EARSPLITTING EMANCIPATORS EMANCIPATORY EMPLASTERING ENANTIOMORPH ENANTIOTROPY ENDOPARASITE ENTOPLASTRAL ENTOPLASTRON ENTROPICALLY EPANORTHOSES EPANORTHOSIS EPANORTHOTIC EPISTOLARIAN EQUIPARATING EQUIPARATION ERYTHROPENIA ETHNOGRAPHER ETHNOGRAPHIC EVAPORATIONS EXASPERATING EXASPERATION EXPATRIATING EXPATRIATION EXPECTORANTS EXPERIENTIAL EXPERIMENTAL EXPLORATIONS EXPORTATIONS EXPROBRATING EXPROBRATION EXPURGATIONS EXTIRPATIONS FINGERPLATES FLAVOPROTEIN FORCIPATIONS FOREPAYMENTS FORTEPIANIST GASTROPODANS GIFTWRAPPING GONADOTROPIC GONADOTROPIN GRAMOPHONIST GRANDPARENTS GRAPHITISING GRAPHITIZING GREASEPAINTS HAEMOPROTEIN HEPTAHEDRONS HERPETOFAUNA HETEROPTERAN HIEROPHANTIC HIPPOCENTAUR HOUSEPAINTER HOUSEPARENTS HYDNOCARPATE HYMENOPTERAN HYPERACTIONS HYPERSTHENIA HYPNOTHERAPY HYPONATREMIA HYPONATREMIC HYPOPLASTRON IMPARKATIONS IMPARTATIONS IMPENETRABLE IMPENETRABLY IMPENETRATED IMPENETRATES IMPERSONATED IMPERSONATES IMPERSONATOR IMPETRATIONS IMPIGNORATED IMPIGNORATES IMPLORATIONS IMPORTANCIES IMPORTATIONS IMPRECATIONS IMPREGNATING IMPREGNATION IMPREGNATORS IMPROBATIONS INAPPARENTLY INCORPORATED INCORPORATES INCORPORATOR INEXTIRPABLE INOPERCULATE INSPECTORATE INSPECTORIAL INSPIRATIONS INSPISSATORS INTEMPERANCE INTEMPERANTS INTERCHAPTER INTERCOMPANY INTERCOMPARE INTERLAPPING INTEROPERATE INTERPARTIES INTERPELLANT INTERPELLATE INTERPLANTED INTERPLAYING INTERPLEADED INTERPLEADER INTERPLEURAL INTERPLUVIAL INTERPOLABLE INTERPOLATED INTERPOLATER INTERPOLATES INTERPOLATOR INTERPOSABLE INTERPRETATE INTERSPACING INTERSPATIAL INTERSPERSAL INTRACOMPANY INTRAPRENEUR INTRAPSYCHIC INTRASPECIES JANITORSHIPS KINETOGRAPHS LACTOPROTEIN LEPIDOPTERAN LIVETRAPPING LYCANTHROPES LYCANTHROPIC MAGNETOGRAPH MALAPERTNESS MALIMPRINTED MANIPULATORS MANIPULATORY MARPRELATING MELANOTROPIN MEROPLANKTON METAPHRASING METAPROTEINS METROPOLITAN MICROPAYMENT MICROPOLITAN MISANTHROPES MISANTHROPIC MISANTHROPOS MONOGRAPHIST MORPHOSYNTAX NANOPARTICLE NAPRAPATHIES NARCOLEPTICS NATUROPATHIC NEMATOPHORES NEOANTHROPIC NEPHROPATHIC NEUROPATHIES NEUROPATHIST NEUROPTERANS NEUROTYPICAL NEUTROPENIAS NONCORPORATE NONOPERATING NONOPERATIVE NONPARASITIC NONPARTISANS NONPERMANENT NONPRACTICAL NUMBERPLATES ODONTOGRAPHS ODONTOGRAPHY ODONTOPHORAL ODONTOPHORAN OMNIPARITIES OPERATIONISM OPERATIONIST OPINIONATORS OPPIGNERATED OPPIGNERATES OPPIGNORATED OPPIGNORATES ORGANOLEPTIC ORTHOPTERANS OUTPREACHING OUTSPARKLING OUTSPREADING OVERPAINTING OVERPAYMENTS OVERPLANTING PAINTBRUSHES PALINDROMIST PALPEBRATING PALTRINESSES PANARTHRITIS PANCHROMATIC PANCRATIASTS PANCREATITIS PANSPERMATIC PANSPERMISTS PANTALOONERY PANTHERESSES PANTISOCRACY PANTISOCRATS PANTOGRAPHER PANTOGRAPHIC PARACENTESES PARACENTESIS PARACHUTINGS PARAENETICAL PARAFFINIEST PARAGNATHISM PARAGNATHOUS PARALYSATION PARALYZATION PARAMAGNETIC PARAMENSTRUA PARANTHELION PARANTHROPUS PARAPENTINGS PARASITISING PARASITIZING PARASYMBIONT PARASYNAPTIC PARASYNTHETA PARATANIWHAS PARATHORMONE PARATRANSITS PARATUNGSTIC PARCHMENTIER PARCHMENTISE PARCHMENTIZE PARENCHYMATA PARENTERALLY PARENTHESISE PARENTHESIZE PARONOMASTIC PARTIALISING PARTIALIZING PARTICIPANTS PARTISANSHIP PARTITIONERS PARTITIONING PARTITIONIST PARTIZANSHIP PARTNERSHIPS PARTURITIONS PASTEURISING PASTEURIZING PASTORALNESS PASTURELANDS PATCHWORKING PATERNALISMS PATERNALISTS PATERNOSTERS PATHBREAKING PATRIALISING PATRIALIZING PATRICLINOUS PATRILINEAGE PATROCLINIES PATROCLINOUS PATROONSHIPS PEDANTOCRACY PEDANTOCRATS PEDIATRICIAN PENETRANCIES PENETRATIONS PENITENTIARY PENTACRINOID PENTAHEDRONS PENTAHYDRATE PENTAMERISMS PENTARCHICAL PERADVENTURE PERCEPTIONAL PERCOLATIONS PERCUTANEOUS PERDURATIONS PEREGRINATED PEREGRINATES PEREGRINATOR PERENNATIONS PERENNIALITY PERFECTATION PERFOLIATION PERFORATIONS PERINATOLOGY PERIODONTIAS PERITONAEUMS PERITONEALLY PERMANGANATE PERMITTANCES PERMUTATIONS PERNOCTATING PERNOCTATION PERORATIONAL PEROXIDATION PERPETRATING PERPETRATION PERPETUANCES PERPETUATING PERPETUATION PERSONALISTS PERSONALTIES PERSONATINGS PERSONATIONS PERSPIRATING PERSPIRATION PERTINACIOUS PERTURBANCES PERTURBATING PERTURBATION PESCATARIANS PESCETARIANS PETRIFACTION PHANEROPHYTE PHANTASTRIES PHARYNGOTOMY PHEASANTRIES PHENANTHRENE PHILANTHROPE PHILANTHROPY PHOTOENGRAVE PHOTONUCLEAR PIGNERATIONS PIGNORATIONS PLACENTIFORM PLANETARIUMS PLANIMETRIES PLANOMETRIES PLANTIGRADES PLASTERINESS PLASTERSTONE PLATEMARKING PLATFORMINGS PLATYRRHINES PLAYWRITINGS PLEASANTRIES PLECOPTERANS PLEINAIRISTS PNEUMOTHORAX POCOCURANTES POETASTERING POLARISATION POLARIZATION POLYURETHANE POLYURETHANS POMEGRANATES PONDERATIONS PONTIFICATOR PORCELLANITE PORTMANTEAUS PORTMANTEAUX POSTABORTION POSTCORONARY POSTLIMINARY POSTMERIDIAN POSTPRANDIAL POSTROMANTIC POTENTIARIES POTENTIATORS POWERBOATING PRACTITIONER PRAGMATISING PRAGMATIZING PRATTLEMENTS PRAVASTATINS PREACQUAINTS PREADJUSTING PREADMITTING PREALLOTTING PREAPPOINTED PRECAUTIONAL PRECAUTIONED PRECEDENTIAL PRECENTORIAL PRECHRISTIAN PRECIPITANCE PRECIPITANCY PRECIPITANTS PRECISIANIST PRECOGNISANT PRECOGNIZANT PRECONTRACTS PREDESIGNATE PREDESTINATE PREDICAMENTS PREDICATIONS PREDOMINATED PREDOMINATES PREDOMINATOR PREFERENTIAL PREFLORATION PREFOLIATION PREFORMATION PREGNABILITY PREGUSTATION PREHISTORIAN PREINSTALLED PRELIBATIONS PREMALIGNANT PREMARKETING PREMENSTRUAL PREMIGRATION PRENEGOTIATE PRENOMINATED PRENOMINATES PREOBTAINING PREOCCUPANTS PREPARATIONS PREPONDERANT PREPONDERATE PREROMANTICS PRESAGEMENTS PRESBYTERIAN PRESENTATION PRESENTATIVE PRESENTIALLY PRESERVATION PRESIDENTIAL PRETEENAGERS PRETREATMENT PREVAILMENTS PREVENTATIVE PRIMOGENITAL PRINCIPALITY PRINTABILITY PRINTMAKINGS PRIVATDOCENT PRIVATDOZENT PRIVATEERING PROBATIONARY PROBATIONERS PROCLAIMANTS PROCLAMATION PROCONSULATE PROCREATIONS PROCURATIONS PRODUCTIONAL PROFANATIONS PROGNATHISMS PROGRADATION PROJECTIONAL PROLETARIANS PROLONGATING PROLONGATION PROMETHAZINE PROMULGATING PROMULGATION PROPAGANDIST PROPAGATIONS PROPITIATING PROPITIATION PROPORTIONAL PROPUGNATION PROROGATIONS PROSTACYCLIN PROSTANTHERA PROSTRATIONS PROTACTINIUM PROTAGONISMS PROTAGONISTS PROTEINURIAS PROTEOGLYCAN PROTESTATION PROTHALAMION PROTHONOTARY PROTONATIONS PROTONEMATAL PROTOPLANETS PROTOTHERIAN PROTRACTIONS PROTUBERANCE PROTUBERANCY PROVIDENTIAL PROVOCATIONS PROXIMATIONS PRUDENTIALLY PSILANTHROPY PTERIDOMANIA PTEROSAURIAN PULVERATIONS PUNCTURATION PUNDITOCRACY PURGATORIANS PURIFICATION PURITANISING PURITANIZING PUTREFACIENT PUTREFACTION PYRANOMETERS PYRITHIAMINE PYROCATECHIN PYROMAGNETIC RACTOPAMINES RADIOPHONIST RATAPLANNING REABSORPTION REACCEPTANCE READAPTATION REAPPOINTING REAPPORTIONS REASSUMPTION REATTEMPTING RECIPROCANTS RECOMPACTING RECUPERATING RECUPERATION REDEMPTIONAL REIMPLANTING RELATIONSHIP REOCCUPATION REOPERATIONS REPAGINATING REPAGINATION REPARTITIONS REPATRIATING REPATRIATION REPATTERNING REPETITIONAL REPLACEMENTS REPLANTATION REPLASTERING REPLICATIONS REPOPULATING REPOPULATION REPRESENTANT REPRISTINATE REPROBATIONS REPUDIATIONS REPUNCTUATED REPUNCTUATES REPUTATIONAL RESPIRATIONS RESPONDENTIA RESUPINATION RETAINERSHIP RETINISPORAS RETINOSPORAS RHINOPLASTIC ROTOGRAPHING SALTPETREMAN SALTPETREMEN SCINTIGRAPHY SENATORSHIPS SEPARATENESS SEPTUAGENARY SERGEANTSHIP SERJEANTSHIP SERVANTSHIPS SHINPLASTERS SINANTHROPUS SNAPSHOOTERS SOMATOTROPIN SPECTRALNESS SPERMATOGENY SPERMATOZOAN SPERMATOZOON SPESSARTINES SPHINCTERIAL SPLATTERPUNK SPORULATIONS SPRINGWATERS STANDPATTERS STATESPERSON STEAROPTENES STEGANOGRAPH STENOGRAPHED STENOGRAPHER STENOGRAPHIC STEVENGRAPHS STRAPHANGERS STRAPHANGING STRAPPADOING STREPITATION STROPHANTHIN STROPHANTHUS SULPHURATING SULPHURATION SUMATRIPTANS SUPERALTERNS SUPERANNUATE SUPERCABINET SUPEREROGANT SUPERFRONTAL SUPERHEATING SUPERNATANTS SUPERNATIONS SUPERNATURAL SUPERNATURES SUPERSTATION SUPERTANKERS SUPPORTANCES SUPPRESSANTS SUPPURATIONS SUSPIRATIONS TECHNOGRAPHY TELEGRAPHING TEMPERAMENTS TEMPORALNESS TEMPORANEOUS TETRAPOLITAN THEANTHROPIC THEATROPHONE THREEPEATING THUNDERCLAPS TRADESPERSON TRAGELAPHINE TRAINEESHIPS TRAINSPOTTER TRAMPOLINERS TRAMPOLINING TRAMPOLINIST TRANSALPINES TRANSHIPMENT TRANSHIPPERS TRANSHIPPING TRANSPACIFIC TRANSPARENCE TRANSPARENCY TRANSPERSONS TRANSPHOBIAS TRANSPICUOUS TRANSPIERCED TRANSPIERCES TRANSPIRABLE TRANSPLANTED TRANSPLANTER TRANSPONDERS TRANSPONDORS TRANSPONTINE TRANSPORTALS TRANSPORTERS TRANSPORTING TRANSPORTIVE TRANSPOSABLE TRANSPOSINGS TRANSSHAPING TRANSSHIPPED TRANSSHIPPER TRANSUMPTION TRANSUMPTIVE TRAPPINESSES TRAPSHOOTING TREPANATIONS TREPHINATION TREPIDATIONS TRICHOPTERAN TRIPALMITINS TRIPARTITION TRIPHTHONGAL TRIPINNATELY TRIPLICATING TRIPLICATION TRIPUDIATING TRIPUDIATION TRIUMPHANTLY TRYPAFLAVINE TRYPANOCIDAL TRYPANOCIDES TRYPANOSOMAL TRYPANOSOMES TRYPANOSOMIC TRYPTOPHANES TYPOGRAPHING UNCAPTURABLE UNDERPAYMENT UNDERPLANTED UNEXPURGATED UNIMPORTANCE UNPATRONISED UNPATRONIZED UNPERFORATED UNPLEASANTRY UNPOPULARITY UNPRELATICAL UNPROFITABLE UNPROFITABLY UNREPEATABLE UNREPEATABLY UNREPENTANCE UNREPORTABLE UNSCRIPTURAL UPGRADATIONS UTOPIANISERS UTOPIANIZERS VAPORISATION VAPORIZATION VESPERTILIAN VIBRAPHONIST VITUPERATING VITUPERATION WATCHSPRINGS WATERMANSHIP WIRETAPPINGS XANTHOPTERIN ZINJANTHROPI ZOANTHROPIES ZOOPLANKTERS