There are 802 eleven-letter words containing 2A, P and T, https://www.bestwordlist.com/c/a/4/11letterwordswithaapt.htm
ABSORPTANCE ACATALEPTIC ACCEPTANCES ACCEPTATION ACCOMPANIST ACCOMPTABLE
ACCOMPTANTS ACROPETALLY ADAPTATIONS ADAPTEDNESS ADAPTOGENIC ADIAPHORIST
ADOPTIANISM ADOPTIANIST ALLELOPATHY ALLOPATHIES ALLOPATHIST ALLOPATRIES
ALLOPLASTIC ALPHABETING ALPHABETISE ALPHABETIZE ALPHAMETICS ALPHASORTED
ALPHATESTED ALPROSTADIL ALTARPIECES AMATEURSHIP AMPHETAMINE AMPHIASTERS
AMPHIPATHIC AMPHISTYLAR AMPHITHECIA AMPHITRICHA AMPLIATIONS AMPUTATIONS
AMYLOPLASTS ANABAPTISED ANABAPTISES ANABAPTISMS ANABAPTISTS ANABAPTIZED
ANABAPTIZES ANALPHABETE ANALPHABETS ANAPLASTIES ANAPLEROTIC ANASTROPHES
ANGIOPLASTY ANTECHAPELS ANTENUPTIAL ANTHROPICAL ANTICIPANTS ANTICIPATED
ANTICIPATES ANTICIPATOR ANTIPARTIES ANTIPATHIES ANTIPATHIST ANTIPHONALS
ANTIPHONARY ANTIPHRASES ANTIPHRASIS ANTIPODEANS ANTIPOPULAR ANTISPASTIC
ANTITYPICAL AORTOGRAPHY APARTHOTELS APARTMENTAL APARTNESSES APATHETICAL
APATOSAURUS APHETICALLY APICULTURAL APLANATISMS APOCALYPTIC APOCHROMATS
APOCOPATING APOCOPATION APODICTICAL APOLAUSTICS APOMICTICAL APOSTATICAL
APOSTATISED APOSTATISES APOSTATIZED APOSTATIZES APOSTOLATES APOSTOLICAL
APOTROPAISM APPARATCHIK APPARATUSES APPARELMENT APPARITIONS APPARTEMENT
APPEACHMENT APPEASEMENT APPELLATION APPELLATIVE APPERTAINED APPLICATION
APPLICATIVE APPLICATORS APPLICATORY APPRECIATED APPRECIATES APPRECIATOR
APPROBATING APPROBATION APPROBATIVE APPROBATORY APPROPRIATE APPROXIMATE
APPURTENANT APRICATIONS APTITUDINAL ARCTOPHILIA ARPEGGIATED ARPEGGIATES
ARTHROPATHY ARTHROPODAL ARTHROPODAN ARTISANSHIP ASEPTICALLY ASPERGATION
ASPHALTITES ASPHYXIANTS ASPHYXIATED ASPHYXIATES ASPHYXIATOR ASPIDISTRAS
ASPIRATIONS ASPORTATION ASTHENOPIAS ASTRAPHOBIA ASTRAPHOBIC ASTROPHOBIA
ATHWARTSHIP ATTEMPTABLE ATYPICALITY AUDIOTAPING AUSPICATING AUTOCEPHALY
AUTOGRAPHED AUTOGRAPHIC AUTOPHAGIAS AUTOPHAGIES AUTOPHAGOUS AUTOPHANOUS
AUTOPHOBIAS AUTOPLASTIC AUTOSAMPLER BACKSTAMPED BAPTISMALLY BASIPETALLY
BATHOPHOBIA BATHYSCAPES BATHYSCAPHE BATHYSCAPHS BATSMANSHIP BATTLEPLANE
BATTLESPACE BIPARTISANS BLACKSTRAPS BLASTOPORAL BRATPACKERS BREASTPLATE
CAMPANULATE CAMPESTRIAN CAMPHORATED CAMPHORATES CANTALOUPES CAPACITANCE
CAPACITATED CAPACITATES CAPILLARITY CAPITALISED CAPITALISES CAPITALISMS
CAPITALISTS CAPITALIZED CAPITALIZES CAPITATIONS CAPITULANTS CAPITULARLY
CAPITULATED CAPITULATES CAPITULATOR CAPODASTROS CAPROLACTAM CAPSULATION
CAPTAINCIES CAPTAINRIES CAPTAINSHIP CAPTIVANCES CAPTIVATING CAPTIVATION
CAPTIVATORS CAPTIVAUNCE CARDIOPATHY CARNAPTIOUS CARPELLATES CARPENTARIA
CARTOGRAPHY CATALEPSIES CATALEPTICS CATAPHONICS CATAPHRACTS CATAPLASIAS
CATAPLASTIC CATAPLECTIC CATAPLEXIES CATAPULTIER CATAPULTING CATASTROPHE
CATCHPHRASE CATERPILLAR CATOPTRICAL CERATOPSIAN CHAINPLATES CHAMAEPHYTE
CHAPTALISED CHAPTALISES CHAPTALIZED CHAPTALIZES CHEAPSKATES CLEPTOMANIA
COAPTATIONS COCAPTAINED COMPAGINATE COMPARATIST COMPARATIVE COMPARATORS
COMPEARANTS COMPLAINANT COMPLAISANT COPLANARITY DEASPIRATED DEASPIRATES
DECAPITATED DECAPITATES DECAPITATOR DECAPSULATE DEPAUPERATE DEPRAVATION
DERMAPTERAN DIAPHANEITY DILAPIDATED DILAPIDATES DILAPIDATOR DISPARATELY
DISPLEASANT DRAPABILITY EMANCIPATED EMANCIPATES EMANCIPATOR EMPYREUMATA
ENCAPSULATE ENTOPLASTRA EPANALEPTIC EPIGASTRIAL EPIPLASTRAL EPIRRHEMATA
EPITAXIALLY EPITHALAMIA EPITHALAMIC EQUIPARATED EQUIPARATES EUTRAPELIAS
EVAPORATING EVAPORATION EVAPORATIVE EVAPORATORS EXAPTATIONS EXASPERATED
EXASPERATER EXASPERATES EXASPERATOR EXOPARASITE EXPATIATING EXPATIATION
EXPATIATIVE EXPATIATORS EXPATIATORY EXPATRIATED EXPATRIATES EXPLANATION
EXPLANATIVE EXPLANATORY EXTRAPOLATE FACEPLANTED FLOATPLANES GABAPENTINS
GASTROPODAN GRANDPARENT GREASEPAINT HANDSTAMPED HAPAXANTHIC HARUSPICATE
HEPTAHEDRAL HEPTANGULAR HEPTAVALENT HYOPLASTRAL HYPALLACTIC HYPOGASTRIA
HYPOPLASTRA HYPOTHALAMI IMPANATIONS IMPARKATION IMPARTATION IMPARTIALLY
IMPASTATION IMPERATIVAL IMPLACENTAL IMPLANTABLE IMPRACTICAL INADAPTABLE
INCAPSULATE INTRAPARTUM IPSELATERAL IPSILATERAL KLEPTOMANIA LANDSCAPIST
LAPIDARISTS LAPIDATIONS LATISEPTATE LITHOLAPAXY MAGNATESHIP MAINTOPMAST
MAINTOPSAIL MALADAPTIVE MALAPROPIST MALPRACTICE MAMMAPLASTY MAMMOPLASTY
MANCIPATING MANCIPATION MANCIPATORY MANIPULATED MANIPULATES MANIPULATOR
MARKETPLACE MARPRELATED MARPRELATES MEATPACKERS MEATPACKING MEPROBAMATE
METACARPALS METAPHRASED METAPHRASES METAPHRASIS METAPHRASTS METAPLASIAS
METAPLASMIC METAPLASTIC MISADAPTING NAPHTHALENE NAPHTHALINE NAPHTHALINS
NAPHTHALISE NAPHTHALIZE NATUROPATHS NATUROPATHY NEAPOLITANS NITRAZEPAMS
NONADAPTIVE NONCAPITALS NONPARTISAN NONPARTIZAN NYCTALOPIAS OPERATIONAL
OPHTHALMIAS PACHYDACTYL PACIFICATED PACIFICATES PACIFICATOR PACKABILITY
PACKTHREADS PACLITAXELS PADDLEBOATS PAEDERASTIC PAEDIATRICS PAEDIATRIES
PAEDIATRIST PAGEANTRIES PAGINATIONS PAINSTAKERS PAINSTAKING PALACSINTAS
PALAEOLITHS PALAEOTYPES PALAEOTYPIC PALAGONITES PALATALISED PALATALISES
PALATALIZED PALATALIZES PALATINATES PALATOVELAR PALEOBOTANY PALLIAMENTS
PALLIATIONS PALLIATIVES PALMATISECT PALPABILITY PALPEBRATED PALPEBRATES
PALPITATING PALPITATION PALUDAMENTA PALUDAMENTS PANARITIUMS PANCRATIAST
PANCRATISTS PANCRATIUMS PANCREATINS PANESTHESIA PANICULATED PANISLAMIST
PANNACOTTAS PANTAGAMIES PANTAGRAPHS PANTALETTED PANTALETTES PANTALOONED
PANTISOCRAT PANTOGRAPHS PANTOGRAPHY PANTOPHOBIA PANTROPICAL PANTRYMAIDS
PANTYWAISTS PAPILLOMATA PAPILLULATE PAPULATIONS PARABAPTISM PARABEMATIC
PARABLASTIC PARABLEPTIC PARABOLISTS PARACETAMOL PARACHUTING PARACHUTIST
PARACROSTIC PARADOCTORS PARADOXISTS PARAGENETIC PARAGONITES PARAKITINGS
PARALLACTIC PARALLELIST PARALOGISTS PARAMAGNETS PARAMASTOID PARAMETRISE
PARAMETRIZE PARAMOUNTCY PARAMOUNTLY PARANTHELIA PARAPARETIC PARAPENTING
PARAPHRASTS PARAPHYSATE PARARTHRIAS PARASITICAL PARASITISED PARASITISES
PARASITISMS PARASITIZED PARASITIZES PARASITOIDS PARASITOSES PARASITOSIS
PARASTATALS PARATANIWHA PARATHYROID PARATRANSIT PARATROOPER PARATYPHOID
PARESTHESIA PARFOCALITY PARIPINNATE PARLIAMENTS PARMACITIES PARRAMATTAS
PARTIALISED PARTIALISES PARTIALISMS PARTIALISTS PARTIALIZED PARTIALIZES
PARTIALLING PARTIALNESS PARTICIPANT PARTICIPATE PARTICIPIAL PARTICULARS
PARTICULATE PARVANIMITY PASQUILANTS PASSAMENTED PASSIONATED PASSIONATES
PASSIVATING PASSIVATION PASTEBOARDS PASTEURELLA PASTORALISM PASTORALIST
PASTURELAND PATAPHYSICS PATCHBOARDS PATERNALISM PATERNALIST PATHOGRAPHY
PATHOPHOBIA PATINATIONS PATRIALISED PATRIALISES PATRIALISMS PATRIALIZED
PATRIALIZES PATRIARCHAL PATRIATIONS PATRICIANLY PATRICIATES PATRILINEAL
PATRILINEAR PATRIMONIAL PATRISTICAL PATROCLINAL PATROLWOMAN PATRONAGING
PEASANTIEST PEASANTRIES PEDANTOCRAT PENETRALIAN PENTACTINAL PENTADACTYL
PENTAGONALS PENTAGRAPHS PENTAGYNIAN PENTAHEDRAL PENTANDRIAN PENTANGULAR
PENTAQUARKS PENTAVALENT PERAMBULATE PERICHAETIA PERINATALLY PERITONAEAL
PESCATARIAN PESCETARIAN PETALOMANIA PHALANGISTS PHALANSTERY PHALLOCRATS
PHANTASIAST PHANTASIMES PHANTASMATA PHANTASTICS PHANTASYING PHANTOMATIC
PHARMACISTS PHLYCTAENAE PHOSPHATASE PHYTOPLASMA PIACULARITY PINACOTHECA
PIRATICALLY PISCATORIAL PISSASPHALT PITAPATTING PLACABILITY PLACATINGLY
PLAGIARISTS PLAINCHANTS PLAINSTANES PLANARITIES PLANETARIES PLANETARIUM
PLANETOIDAL PLANOBLASTS PLANOGAMETE PLANTATIONS PLANTIGRADE PLANTOCRACY
PLANTSCAPES PLANTSWOMAN PLASMATICAL PLASTICALLY PLASTICATED PLASTICWARE
PLASTILINAS PLATELAYERS PLATELAYING PLATEMAKERS PLATEMAKING PLATEMARKED
PLATTELANDS PLAYABILITY PLAYACTINGS PLEASANTEST PNEUMATICAL POHUTUKAWAS
POLYACTINAL POLYMASTIAS POMEGRANATE PORTABELLAS PORTMANTEAU PORTMANTUAS
PORTRAYABLE POSTCRANIAL POSTGLACIAL POSTMARITAL POSTNATALLY PRACTICABLE
PRACTICABLY PRACTICALLY PRACTICIANS PRACTISANTS PRAEDIALITY PRAETORIANS
PRAGMATICAL PRAGMATISED PRAGMATISER PRAGMATISES PRAGMATISMS PRAGMATISTS
PRAGMATIZED PRAGMATIZER PRAGMATIZES PRATFALLING PRAVASTATIN PREACQUAINT
PREADAMITES PREADAPTING PREADAPTIVE PREAMBULATE PREFATORIAL PREPARATION
PREPARATIVE PREPARATORS PREPARATORY PREPATELLAR PREVARICATE PRISMATICAL
PROBATIONAL PROCLAIMANT PROCTALGIAS PROCTODAEAL PROFANATION PROFANATORY
PROLETARIAN PROLETARIAT PROPAGATING PROPAGATION PROPAGATIVE PROPAGATORS
PROTANOMALY PROTANOPIAS PROTHALAMIA PROTHALLIAL PROTOGALAXY PROTONEMATA
PTYALAGOGIC PTYALAGOGUE PUFTALOONAS PULSATANCES PULSATILLAS PURGATORIAL
PURGATORIAN PURITANICAL PYRACANTHAS PYROGALLATE RACTOPAMINE RADIOPACITY
RAPPORTAGES RAPTATORIAL RASPATORIES RATAPLANNED RATTLETRAPS RECEPTACULA
REPAGINATED REPAGINATES REPARATIONS REPATRIATED REPATRIATES REPATRIATOR
SAINTPAULIA SAPOTACEOUS SATANOPHANY SCAPEGOATED SEMIPALMATE SEPARATIONS
SEPARATISMS SEPARATISTS SEPTAVALENT SEPTICAEMIA SEPTIFRAGAL SMARTYPANTS
SOMATOPLASM SPACECRAFTS SPALLATIONS SPANAKOPITA SPANIOLATED SPANIOLATES
SPANOKOPITA SPARAGMATIC SPARROWFART SPASMATICAL SPASTICALLY SPATANGOIDS
SPATHACEOUS SPATIALISED SPATIALISES SPATIALIZED SPATIALIZES SPATTERDASH
SPECTACULAR SPERMATHECA SPERMATICAL SPERMATOZOA SPHACELATED SPHACELATES
SPIRACULATE STANDPATTER STAPHYLOMAS STEATOPYGAS STEATOPYGIA STRAPHANGED
STRAPHANGER STRAPPADOED STRAPPADOES STRATOPAUSE STRIPAGRAMS STRIPPAGRAM
SUBPANATION SULPHATASES SUMATRIPTAN SUPERALTARS SUPERNATANT SUPERSTRATA
SUPRACOSTAL SYPHILOMATA TABOPARESES TABOPARESIS TACHOGRAPHS TACHYGRAPHS
TACHYGRAPHY TACHYPHASIA TACHYPNOEAS TAPHEPHOBIA TAPHOPHOBIA TARPAULINGS
TATPURUSHAS TEPPANYAKIS TETRAPLEGIA TETRAPTERAN THANATOPSES THANATOPSIS
THAUMATROPE TOPAGNOSIAS TOPGALLANTS TOTIPALMATE TOXOPLASMAS TRANSALPINE
TRANSEPTATE TRANSPADANE TRANSPARENT TRANSPHOBIA TRANSPLANTS TRANSPORTAL
TRANSPOSALS TRANSSHAPED TRANSSHAPES TRAPEZOIDAL TREPANATION TREPONEMATA
TRITANOPIAS TULIPOMANIA TYPOGRAPHIA UNADAPTABLE UNADOPTABLE UNASPIRATED
UNIPARENTAL UNPAINTABLE UNPALATABLE UNPALATABLY UNPATHWAYED UNPRACTICAL
UNSEPARATED UPGRADATION UPVALUATION URANOPLASTY VAPULATIONS VASOSPASTIC
WASTEPAPERS WATCHSTRAPS WATERSCAPES XANTHOPSIAS