There are 486 thirteen-letter words containing A, P, 2R and T, https://www.bestwordlist.com/c/a/5/13letterwordswithaprrt.htm
ADRENOCEPTORS ANTHROPOLATRY ANTHROPOMETRY ANTHROPOMORPH ANTICORPORATE
ANTIPREDATORY ANTIPRURITICS AORTOGRAPHIES APPROPRIATELY APPROPRIATING
APPROPRIATION APPROPRIATIVE APPROPRIATORS ARCHAEOPTERYX ARSENOPYRITES
ARTERIOGRAPHY ARTHROPATHIES ARTHROSCOPIES ARTHROSPOROUS BARORECEPTORS
BARRISTERSHIP BOOTSTRAPPERS BRACHYPTERISM BRACHYPTEROUS BRACHYTHERAPY
CARPETBAGGERS CARPETBAGGERY CARPETMONGERS CARTOGRAPHERS CARTOGRAPHIES
CARYOPTERISES CEROGRAPHISTS CHARTOGRAPHER CHARTOGRAPHIC CHIROGRAPHIST
CHIROPRACTICS CHIROPRACTORS CHROMATOGRAPH CHROMATOPHORE CHROMOTHERAPY
CHRONOTHERAPY COCONSPIRATOR CONCORPORATED CONCORPORATES CONSPIRATRESS
CONTAINERPORT COPARTNERSHIP CORPORALITIES CORPORATENESS CORPORATISING
CORPORATIVISM CORPORATIZING CORPOREALISTS COTRANSPORTED COTRANSPORTER
COUNTERPLAYER COUNTERSCARPS CRAFTSPERSONS CREATURESHIPS CRYOTHERAPIES
CRYPTOGRAPHER CRYPTOGRAPHIC DAGUERREOTYPE DAGUERREOTYPY DEPRECATORILY
DERMATOGRAPHY DISCORPORATED DISCORPORATES DISPROPRIATED DISPROPRIATES
DRAFTSPERSONS DRAUGHTPROOFS ELECTROGRAPHS ELECTROGRAPHY ELECTROPLATER
ERGATOMORPHIC ERYTHROPENIAS ERYTHROPHOBIA ETHNOGRAPHERS EVAPORIMETERS
EVAPOROMETERS EXPECTORATORS EXPROBRATIONS EXPROPRIATING EXPROPRIATION
EXPROPRIATORS EXPURGATORIAL EXTEMPORARILY EXTRAPOLATORS EXTRAPOLATORY
EXTRATROPICAL GASTROSOPHERS GLYPTOGRAPHER GRANDPARENTAL GRAVITROPISMS
HAIRSPLITTERS HERMAPHRODITE HETEROCARPOUS HETEROGRAPHIC HETEROPTERANS
HORRIPILATING HORRIPILATION HYDROTHERAPIC HYPERCRITICAL HYPERMETRICAL
HYPERMETROPIA HYPERPARASITE HYPERRATIONAL HYPERREACTIVE HYPERREACTORS
HYPERREALISTS HYPERROMANTIC HYPERTHERMIAS IMPERATORSHIP IMPERFORATION
IMPERSEVERANT IMPERSONATORS IMPERTURBABLE IMPERTURBABLY IMPROPRIATING
IMPROPRIATION IMPROPRIATORS IMPROVISATORE IMPROVISATORI IMPROVISATORS
IMPROVISATORY IMPROVISATRIX INAPPROPRIATE INCORPORATING INCORPORATION
INCORPORATIVE INCORPORATORS INTERCHAPTERS INTERCOMPARED INTERCOMPARES
INTEROPERABLE INTEROPERATED INTEROPERATES INTERPARIETAL INTERPARTICLE
INTERPELLATOR INTERPERMEATE INTERPERSONAL INTERPETIOLAR INTERPILASTER
INTERPLEADERS INTERPOLATERS INTERPOLATORS INTERPRETABLE INTERPRETABLY
INTERPRETATED INTERPRETATES INTERPROXIMAL INTERSCAPULAR INTERSPERSALS
INTERTROPICAL INTRACAPSULAR INTRAPARIETAL INTRAPERSONAL INTRAPETIOLAR
INTRAPRENEURS ITEROPARITIES LITHOGRAPHERS METEOROGRAPHS MICROPARASITE
MICROPARTICLE MODERATORSHIP MYTHOGRAPHERS NITROPARAFFIN NONCOOPERATOR
NONPARAMETRIC OBSTREPERATED OBSTREPERATES ORGANOTHERAPY ORTHOGRAPHERS
ORTHOGRAPHIES ORTHOGRAPHIST OVEROPERATING PALAEOCURRENT PANRADIOMETER
PANTOGRAPHERS PARAGRAPHISTS PARAMENSTRUUM PARAMETERISED PARAMETERISES
PARAMETERIZED PARAMETERIZES PARAMETRISING PARAMETRIZING PARANORMALITY
PARAQUADRATES PARATHORMONES PARLIAMENTARY PARTHENOCARPY PARTHENOSPORE
PARTICIPATORS PARTICIPATORY PARTICLEBOARD PARTICOLOURED PARTICULARISE
PARTICULARISM PARTICULARIST PARTICULARITY PARTICULARIZE PARTURIENCIES
PATRIARCHALLY PATRIARCHATES PATRIARCHISMS PATRILINEARLY PERADVENTURES
PERAMBULATORS PERAMBULATORY PERDURABILITY PEREGRINATING PEREGRINATION
PEREGRINATORS PEREGRINATORY PERFORMATIVES PERIGASTRITIS PERIOPERATIVE
PERIOSTRACUMS PERIPHERALITY PERLUSTRATING PERLUSTRATION PERMACULTURES
PERPETRATIONS PERSCRUTATION PERSEVERATING PERSEVERATION PERSEVERATIVE
PERSEVERATORS PERSPIRATIONS PERTURBATIONS PETROGRAPHERS PETROGRAPHIES
PHOTOENGRAVER PHOTOGRAPHERS PHOTOGRAVURES PHYTOGRAPHERS PLASTERBOARDS
PLATYRRHINIAN POLARIMETRIES POLYARTHRITIS PRACTITIONERS PRAEFECTORIAL
PRALLTRILLERS PREAMBULATORY PREAUTHORIZED PREAUTHORIZES PRECAUTIONARY
PRECEPTORATES PRECEPTORIALS PRECIPITATORS PRECONTRACTED PRECOPULATORY
PREDATORINESS PREDESTINATOR PREDOMINATORS PREFABRICATED PREFABRICATES
PREFABRICATOR PREFATORIALLY PREFERABILITY PREFIGURATING PREFIGURATION
PREFIGURATIVE PREFLORATIONS PREFORMATIONS PREFORMATIVES PREFORMATTING
PREFORMULATED PREFORMULATES PREHARVESTING PREHISTORIANS PREHISTORICAL
PREINDUSTRIAL PRELITERACIES PREMATURENESS PREMATURITIES PREMEDITATORS
PREMIGRATIONS PREORDAINMENT PREORDINATION PREPARATIVELY PREPARATORILY
PREPONDERATED PREPONDERATES PREROGATIVELY PRESBYTERATES PRESBYTERIALS
PRESBYTERIANS PRESERVATIONS PRESERVATIVES PRESTIGIATORS PRETERNATURAL
PRETOURNAMENT PRETREATMENTS PREVARICATING PREVARICATION PREVARICATORS
PRIMIPARITIES PRIMOGENITARY PRIMORDIALITY PRIVATEERINGS PRIVATEERSMAN
PRIVATEERSMEN PROCATHEDRALS PROCRASTINATE PROCREATIONAL PROCURATORIAL
PROCURATORIES PROFESSORATES PROFESSORIATE PROFESSORIATS PROGENITORIAL
PROGRADATIONS PROLETARIATES PROLIFERATING PROLIFERATION PROLIFERATIVE
PROMONARCHIST PRONUCLEARIST PROPAROXYTONE PROPORTIONALS PROPORTIONATE
PROPRAETORIAL PROPRAETORIAN PROPRIETARIES PROPRIETARILY PROPRIETORIAL
PROSECUTORIAL PROSTANTHERAS PROTECTORATES PROTERANDRIES PROTERANDROUS
PROTOCERATOPS PROTOCHORDATE PROTONOTARIAL PROTONOTARIAT PROTONOTARIES
PROTOSPATAIRE PROTOTHERIANS PROTUBERANCES PROTUBERANTLY PROTUBERATING
PROTUBERATION PROVERBIALIST PSEUDOMARTYRS PTEROSAURIANS PTERYLOGRAPHY
PURGATORIALLY PYRETOTHERAPY PYROTARTRATES QUADRIPARTITE RAPPROCHEMENT
RAPTUROUSNESS REABSORPTIONS REALPOLITIKER REAPPORTIONED REAPPROPRIATE
RECIPROCALITY RECIPROCATING RECIPROCATION RECIPROCATIVE RECIPROCATORS
RECIPROCATORY RECUPERATIONS REEXPLORATION REEXPORTATION REFLECTOGRAPH
REGISTRARSHIP REIMPORTATION REINCORPORATE REPAIRABILITY REPARTITIONED
REPATRIATIONS REPETITIONARY REPHOTOGRAPHS REPORTORIALLY REPRESENTABLE
REPRESENTAMEN REPRESENTANTS REPRISTINATED REPRISTINATES REPRIVATISING
REPRIVATIZING REPROBATIVELY RESPIRABILITY RESPIRATIONAL RETAINERSHIPS
RETROPHILIACS RONTGENOGRAPH SCLEROTHERAPY SCRIPTURALISM SCRIPTURALIST
SECRETARYSHIP SEROTHERAPIES SHARPSHOOTERS SPECTROGRAPHS SPECTROGRAPHY
SPERMATOPHORE SPERMATORRHEA SPIRITUALISER SPIRITUALIZER SPORTSCASTERS
SPORTSMANLIER STENOGRAPHERS STEREOGRAPHED STEREOGRAPHIC STRATIGRAPHER
STRATIGRAPHIC STRATOSPHERES STRATOSPHERIC STREPTOCARPUS STRIPPERGRAMS
SUPERACCURATE SUPERCRITICAL SUPERDAINTIER SUPEREROGATED SUPEREROGATES
SUPEREROGATOR SUPERFRONTALS SUPERMAJORITY SUPERNATURALS SUPERORDINATE
SUPERPARTICLE SUPERPATRIOTS SUPERREALISTS SUPERROMANTIC SUPERSATURATE
SUPERSTARDOMS SUPERSTRATUMS SUPERTEACHERS SUPRARATIONAL SUPRATEMPORAL
SURROGATESHIP TACHYGRAPHERS TAUROMORPHOUS TEMPORARINESS TENORRHAPHIES
TERPSICHOREAL TERPSICHOREAN TETRAPYRROLES THERMOGRAPHER THERMOGRAPHIC
THERMOTHERAPY TRADESPERSONS TRAINSPOTTERS TRANSCRIPTASE TRANSCRIPTION
TRANSCRIPTIVE TRANSCRIPTOME TRANSPARENCES TRANSPARENTLY TRANSPERSONAL
TRANSPIERCING TRANSPIRATION TRANSPIRATORY TRANSPLANTERS TRANSPORTABLE
TRANSPORTANCE TRANSPORTEDLY TRANSPORTINGS TRANSSHIPPERS TRAPEZOHEDRAL
TRAPEZOHEDRON TREASURERSHIP TRICARPELLARY TRICERATOPSES TRICHOPTERANS
TRICORPORATED TRIPARTITIONS TROPOSCATTERS TRYPARSAMIDES ULTRAPOWERFUL
UNAPPROPRIATE UNDERSTRAPPER UNPERPETRATED UNTRANSPARENT URANOGRAPHIST
VELOCIRAPTORS VIBRAHARPISTS WATERPROOFERS WATERPROOFING WEATHERPERSON
WEATHERPROOFS