There are 467 fourteen-letter words containing A, C, N, P and T, https://www.bestwordlist.com/c/a/5/14letterwordswithacnpt.htm ACCEPTABLENESS ACCEPTILATIONS ACCOMPANIMENTS ACCOMPLISHMENT ACCOUNTANTSHIP ACETAMINOPHENS ACTINOMORPHIES ACTINOMORPHOUS ACUPUNCTURINGS ACUPUNCTURISTS AMPLIFICATIONS ANTAPHRODISIAC ANTHROPOMETRIC ANTHROPOPATHIC ANTHROPOPHAGIC ANTHROPOPHOBIC ANTHROPOSOPHIC ANTICAPITALISM ANTICAPITALIST ANTICENSORSHIP ANTICIPATIVELY ANTICIPATORILY ANTICORRUPTION ANTIEPILEPTICS ANTINEOPLASTIC ANTINEPHRITICS ANTIPARASITICS ANTIPATHETICAL ANTIPHLOGISTIC ANTIPHONICALLY ANTIPHRASTICAL ANTIPSYCHIATRY ANTIPSYCHOTICS ANTIREPUBLICAN ANTISCRIPTURAL ANTISEPTICALLY ANTISEPTICISED ANTISEPTICISES ANTISEPTICISMS ANTISEPTICIZED ANTISEPTICIZES ANTISPASMODICS ANTISYPHILITIC APPENDECTOMIES APPENDICECTOMY APPENDICITISES APPERTAINANCES APPRENTICEHOOD APPRENTICEMENT APPRENTICESHIP ASTHENOSPHERIC BRONCHOSPASTIC CALCIPOTRIENES CAMPANOLOGISTS CANDIDATESHIPS CAPITALISATION CAPITALIZATION CAPRIFICATIONS CAPTIOUSNESSES CARPETBAGGINGS CATECHUMENSHIP CENTRIPETALISM CENTUPLICATING CENTUPLICATION CEPHALISATIONS CEPHALIZATIONS CHAPTALISATION CHAPTALIZATION CHIEFTAINSHIPS CHRISTOPHANIES CINEMATOGRAPHS CINEMATOGRAPHY COCONSPIRATORS COMMANDANTSHIP COMPAGINATIONS COMPARTMENTING COMPASSIONATED COMPASSIONATES COMPATIBLENESS COMPENSABILITY COMPENSATIONAL COMPLEMENTALLY CONCEPTUALISED CONCEPTUALISER CONCEPTUALISES CONCEPTUALISMS CONCEPTUALISTS CONCEPTUALIZED CONCEPTUALIZER CONCEPTUALIZES CONCORPORATING CONDUPLICATION CONSCRIPTIONAL CONSPIRATIONAL CONSPIRATORIAL CONSPURCATIONS CONSTABLESHIPS CONSTUPRATIONS CONSULTANTSHIP CONTAINERPORTS CONTAINERSHIPS CONTEMPERATION CONTEMPERATURE CONTEMPLATIONS CONTEMPLATISTS CONTEMPLATIVES CONTEMPORANEAN CONTEMPORARIES CONTEMPORARILY CONTRACEPTIONS CONTRACEPTIVES CONTRAPOSITION CONTRAPOSITIVE CONTRAPUNTALLY CONTRAPUNTISTS CONVERTAPLANES CONVERTIPLANES CONVERTOPLANES COOPERATIONIST COPARTNERSHIPS COTEMPORANEOUS COTRANSPORTERS COTRANSPORTING COUNTEREXAMPLE COUNTERPARTIES COUNTERPLANNED COUNTERPLAYERS COUNTERPLAYING COUNTERPLEADED CRAFTSMANSHIPS CRANIOSCOPISTS CRYOPROTECTANT CUSTODIANSHIPS CYCLOPENTOLATE CYPROHEPTADINE CYTOPATHOGENIC DECAPITALISING DECAPITALIZING DECAPSULATIONS DECOMPENSATING DECOMPENSATION DECREPITATIONS DEDUPLICATIONS DEPRECIATINGLY DESPOTICALNESS DISAPPLICATION DISCIPLINARITY DISCORPORATING DISINCORPORATE DODECAPHONISTS ELECTROPLATING ELLIPTICALNESS EMPHATICALNESS ENANTIOMORPHIC ENCAPSULATIONS ENCEPHALITIDES ENCEPHALITISES ENCEPHALITOGEN ENCEPHALOPATHY ENCOMPASSMENTS ENCYCLOPAEDIST ENDOCRINOPATHY ENDOPHYTICALLY EPICONTINENTAL EPIGENETICALLY EPITRACHELIONS ETHNOGRAPHICAL EUTROPHICATION EXCEPTIONALISM EXCEPTIONALIST EXCEPTIONALITY EXPANSIONISTIC EXPECTORATIONS GALEOPITHECINE GALVANOPLASTIC GEOPOLITICIANS HARUSPICATIONS HEPATOPANCREAS HYDROPNEUMATIC HYPERACUTENESS HYPERROMANTICS HYPOCHONDRIAST HYPONASTICALLY HYPOTHECATIONS ICHTHYOPSIDANS INAPPRECIATION INAPPRECIATIVE INCAPABILITIES INCAPACITATING INCAPACITATION INCAPSULATIONS INCORPORATIONS INCORPOREALITY INDUPLICATIONS INEXPECTANCIES INEXPECTATIONS INTERCOMPANIES INTERCOMPARING INTERCORPORATE INTERPAROCHIAL INTERPUNCTUATE ISENTROPICALLY KERATINOPHILIC LAPIDIFICATION LARYNGOSCOPIST LETTERSPACINGS LEUCOCYTOPENIA LEUKOCYTOPENIA LICENTIATESHIP LYCANTHROPISTS MAGNETOSPHERIC MECHANOTHERAPY MERCAPTOPURINE METACOMPUTINGS METAPHYSICIANS METENCEPHALONS MICROPLANKTONS MICROPULSATION MISACCEPTATION MISANTHROPICAL MISAPPLICATION MISCOMPUTATION MISPUNCTUATING MISPUNCTUATION MULTIPLICATION MUNICIPALITIES NANOCOMPOSITES NEOCAPITALISMS NEOCAPITALISTS NEOPLASTICISMS NEOPLASTICISTS NONACCEPTANCES NONCAPITALISTS NONCOMPLICATED NONCOOPERATION NONCOOPERATIVE NONCOOPERATORS NONIMPLICATION NONPARTICIPANT NONPOLITICALLY NONPOLITICIANS NONPSYCHIATRIC NONSPECIALISTS NONSPECTACULAR NONSPECULATIVE NONTHERAPEUTIC OCCUPATIONALLY ONYCHOPHAGISTS OPISTHOBRANCHS OPISTHOCOELIAN OPSONIFICATION OVERCOMPENSATE PAEDIATRICIANS PAGANISTICALLY PALAEANTHROPIC PALAEOCURRENTS PALAEOMAGNETIC PALEOBOTANICAL PALINGENETICAL PALMIFICATIONS PANCHROMATISMS PANCREATECTOMY PANCREATITIDES PANCREATITISES PANDICULATIONS PANGENETICALLY PANTISOCRACIES PANTISOCRATIST PANTOGRAPHICAL PANTOMIMICALLY PANTOPRAGMATIC PARALINGUISTIC PARCHMENTISING PARCHMENTIZING PARENCHYMATOUS PARONOMASTICAL PARTHENOCARPIC PARTICIPATIONS PARTICULARNESS PARTURIFACIENT PECTINESTERASE PEDANTOCRACIES PEDUNCULATIONS PENICILLATIONS PENNATULACEOUS PENTADACTYLIES PENTADACTYLISM PENTADACTYLOUS PENTAVALENCIES PEPTIDOGLYCANS PERCUTANEOUSLY PERFECTIBILIAN PERFECTIONATED PERFECTIONATES PERLOCUTIONARY PERSCRUTATIONS PERTINACIOUSLY PETRIFICATIONS PHALLOCENTRISM PHANTASMAGORIC PHANTASMICALLY PHENOTYPICALLY PHLEGMATICNESS PHONEMATICALLY PHOSPHOCREATIN PHOTOGENICALLY PHOTOREACTIONS PHTHALOCYANINE PHTHALOCYANINS PHYTOGENETICAL PICTORIALISING PICTORIALIZING PICTURISATIONS PICTURIZATIONS PINEALECTOMIES PINEALECTOMISE PINEALECTOMIZE PITHECANTHROPI PLACENTOLOGIES PLANETOLOGICAL PLASTICISATION PLASTICIZATION PLATINOCYANIDE PLEBIFICATIONS PLECTOGNATHOUS PLEONASTICALLY PNEUMATICITIES PNEUMOGASTRICS PNEUMOTHORACES POCOCURANTEISM POCOCURANTISMS POCOCURANTISTS POETICALNESSES POLITICALISING POLITICALIZING POLITICISATION POLITICIZATION POLLICITATIONS POLYCARBONATES PONTIFICATIONS PORNIFICATIONS POSTADOLESCENT POSTGANGLIONIC PREACQUAINTING PREACQUISITION PREADOLESCENTS PREANAESTHETIC PRECEDENTIALLY PRECIPITANCIES PRECIPITATIONS PRECONISATIONS PRECONIZATIONS PRECONSONANTAL PRECONTRACTING PREFABRICATING PREFABRICATION PREJUDICATIONS PREMANUFACTURE PREMEDICATIONS PREOCCUPATIONS PREPUBLICATION PRESANCTIFYING PRETTIFICATION PREUNIFICATION PREVARICATIONS PRINCIPALITIES PROCRASTINATED PROCRASTINATES PROCRASTINATOR PROGNOSTICATED PROGNOSTICATES PROGNOSTICATOR PROJECTISATION PROJECTIZATION PROLIFICATIONS PRONUCLEARISTS PRONUNCIAMENTO PRONUNCIATIONS PROPAGANDISTIC PROTOACTINIUMS PROTRACTEDNESS PROTUBERANCIES PROVENTRICULAR PROVINCIALISTS PSYCHASTHENIAS PSYCHASTHENICS PSYCHOANALYSTS PSYCHOANALYTIC PUNCTUATIONIST PUNDITOCRACIES PUTRIFICATIONS PYROTECHNICIAN QUINTUPLICATED QUINTUPLICATES RAMAPITHECINES RAPPROCHEMENTS REAPPLICATIONS RECAPITALISING RECAPITALIZING RECAPITULATING RECAPITULATION RECIPROCATIONS RECOMPILATIONS RECOMPUTATIONS REDUPLICATIONS REINCORPORATED REINCORPORATES REPUBLICATIONS REPUNCTUATIONS SAPONIFICATION SCINTIGRAPHIES SCINTILLASCOPE SEXTUPLICATING SIMPLIFICATION SOPHISTICATING SOPHISTICATION SPECIALISATION SPECIALIZATION SPECIFICATIONS SPECTRALNESSES SPIFFLICATIONS SPINTHARISCOPE SPIRONOLACTONE SPONGIOBLASTIC STEEPLECHASING STEGANOGRAPHIC STEGOCEPHALIAN STENOGRAPHICAL SUPPLICATINGLY SYCOPHANTISHLY SYCOPHANTISING SYCOPHANTIZING SYCOPHANTLIEST TECHNOGRAPHIES TECHNOPOLITANS TELENCEPHALONS TELEPHONICALLY THERIANTHROPIC TRANSCRIPTASES TRANSCRIPTIONS TRANSCRIPTOMES TRANSPARENCIES TRANSPICUOUSLY TRANSPLACENTAL TRANSPORTANCES TROPOCOLLAGENS ULTRACOMPETENT ULTRAPRECISION UNAPPRECIATION UNAPPRECIATIVE UNCONTEMPLATED UNCONTEMPORARY UNEMPHATICALLY UNINCORPORATED UNMETAPHORICAL UNMETAPHYSICAL UNPEDANTICALLY UNPOETICALNESS UNPRACTICALITY UNPREDICTABLES UNRECAPTURABLE UNRECIPROCATED UNRESPECTABLES UNSCRIPTURALLY UNSOPHISTICATE YACHTSMANSHIPS YUPPIFICATIONS