There are 616 nine-letter words containing A, C, P and T, https://www.bestwordlist.com/c/a/4/9letterwordswithacpt.htm ACCEPTANT ACCEPTEES ACCEPTERS ACCEPTING ACCEPTIVE ACCEPTORS ACCIPITER ACCOMPTED ACROPETAL ACTINOPOD ACUPOINTS ADIPOCYTE ADSCRIPTS AFTERCLAP ALIPHATIC ALLOTYPIC AMETROPIC ANALEPTIC ANAPESTIC ANCIPITAL ANTHOCARP ANTHROPIC ANTIPYICS ANTITYPIC APATHETIC APHANITIC APHERETIC APICULATE APLANATIC APLANETIC APNEUSTIC APOCOPATE APODICTIC APOMICTIC APOPHATIC APOPTOTIC APOSTATIC APOSTOLIC APOTHECES APOTHECIA APPETENCE APPETENCY APPLECART APPLICANT APPLICATE APRICATED APRICATES ARCHETYPE ARCHITYPE ARCTOPHIL ASPECTING ASPECTUAL ASPHALTIC ATTERCOPS AUSPICATE AUTOCARPS AUTOSCOPY AUTOTYPIC BACKDROPT BACKPLATE BACKSPLIT BACKSTAMP BACKSTOPS BACKSTRAP BACKSWEPT BECARPETS BEPATCHED BETATOPIC BICIPITAL BLACKSPOT BLACKTIPS BLACKTOPS BRATPACKS CACHEPOTS CACOTOPIA CADETSHIP CALIPHATE CALOTYPES CALTHROPS CALYPTERA CALYPTERS CALYPTRAS CAMPANIST CAMPCRAFT CAMPSHIRT CAMPSITES CAMPSTOOL CANTALOUP CANTRAIPS CAPABLEST CAPACITOR CAPELLETS CAPITALLY CAPITANOS CAPITATED CAPITATES CAPITAYNS CAPITELLA CAPITULAR CAPITULUM CAPONATAS CAPOTASTO CAPOTTING CAPROATES CAPRYLATE CAPSTONES CAPSULATE CAPTAINCY CAPTAINED CAPTAINRY CAPTIONED CAPTIVATE CAPTIVING CAPTIVITY CAPTOPRIL CAPTURERS CAPTURING CARPENTER CARPENTRY CARPETBAG CARPETING CARROTTOP CARTOPPER CASHPOINT CATALEPSY CATAPHORA CATAPHORS CATAPHYLL CATAPLASM CATAPLEXY CATAPULTS CATCHPOLE CATCHPOLL CATHEPSIN CATHEPTIC CATNAPERS CATNAPPED CATNAPPER CATOPTRIC CENOTAPHS CEPHALATE CHAETOPOD CHALKPITS CHAMPARTS CHAMPERTY CHAMPIEST CHAPATIES CHAPATTIS CHAPITERS CHAPLETED CHAPPATIS CHAPPIEST CHAPSTICK CHAPTERAL CHAPTERED CHAPTRELS CHASEPORT CHASSEPOT CHEAPSHOT CHINSTRAP CHIPOLATA CHUPATTIS CHUTZPAHS CISPLATIN CITYSCAPE CLAPTRAPS CLEOPATRA CLODPATED CLODPATES COADAPTED COCAPTAIN COMPACTED COMPACTER COMPACTLY COMPACTOR COMPARTED COMPLAINT COMPLEATS COMPLIANT COMPTABLE COMPUTANT CONEPATES CONEPATLS COOPERATE COPACETIC COPARENTS COPARTNER COPASETIC COPASTORS COPATAINE COPATRIOT COPATRONS COPAYMENT COPEMATES COPULATED COPULATES COPYTAKER CORPORATE CORPOSANT CRACKPOTS CRAMPIEST CRAPPIEST CRAPSHOOT CRAPULENT CREPITANT CREPITATE CRISPATED CROREPATI CRYPTADIA CRYPTICAL CRYPTOGAM CULPATORY CUPOLATED CUSPIDATE CYANOTYPE CYCLEPATH CYSTOCARP CYTOPATHY CYTOPENIA CYTOPLASM CYTOPLAST DEATHCUPS DEPRECATE DIAPYETIC DIATROPIC DUMPCARTS DUPLICATE ECLAMPTIC ECOTOPIAS ECTOPLASM EMPACKETS EMPAESTIC EMPHATICS EMPLASTIC EPAENETIC EPARCHATE EPICANTHI EPICENTRA EPINASTIC EPISTATIC EPITAPHIC EPITHECAE ESCAPISTS ETHERCAPS ETTERCAPS EUCALYPTI EUCALYPTS EUPLASTIC EXCEPTANT EXCULPATE EXPECTANT EXPISCATE EXPLICATE FACEPLANT FACEPLATE FACEPRINT FLAPTRACK FLATPACKS FLATPICKS FLIPCHART FLOPTICAL FOOTPACES FORCIPATE GRAPHITIC HAPLONTIC HEPATICAE HEPATICAL HEPATICAS HEPTARCHS HEPTARCHY HYPOCAUST HYPOTHECA IMPACTERS IMPACTFUL IMPACTING IMPACTION IMPACTITE IMPACTIVE IMPACTORS IMPECCANT IMPLICATE IMPRECATE INCHTAPES INCOMPACT INCULPATE JOCKSTRAP KICKPLATE KOPASETIC LOCOPLANT LYMPHATIC MANCIPATE MAPSTICKS MATCHPLAY MEATSPACE MERCAPTAN METACARPI MULTIPACK MYOPATHIC NIGHTCAPS NONIMPACT NUNCUPATE NYCTALOPE NYCTALOPS OCCIPITAL OCCUPANTS OCCUPATED OCCUPATES OCTAPLOID OCTAPODIC OCTOPODAN OMPHACITE OPACITIES OPERATICS OPTICALLY OPTICIANS OUTCAPERS OUTPACING OUTPLACED OUTPLACER OUTPLACES OUTPREACH PACATIONS PACHYTENE PACIFISTS PACKCLOTH PACKETING PACKETISE PACKETIZE PACKSHEET PACKSTAFF PACTIONAL PACTIONED PAEDEUTIC PAIDEUTIC PAITRICKS PANCETTAS PANCHAYAT PANCRATIA PANCRATIC PANMICTIC PANOISTIC PANSTICKS PANTROPIC PANZOOTIC PARACHUTE PARACLETE PARALYTIC PARASITIC PARATONIC PARCHMENT PAROTITIC PARTICLES PARURETIC PASTANCES PASTICCIO PASTICHES PATCHABLE PATCHIEST PATCHINGS PATCHOCKE PATCHOULI PATCHOULY PATCHWORK PATENCIES PATERCOVE PATHETICS PATIENCES PATRIARCH PATRICIAN PATRICIDE PATRICOES PATRIOTIC PATRISTIC PAUCITIES PEACETIME PEACHIEST PEARLITIC PECCANTLY PECTINALS PECTINATE PECTINEAL PECTORALS PECULATED PECULATES PECULATOR PEDIATRIC PEIRASTIC PENCHANTS PENCRAFTS PENTACLES PENTANOIC PENTARCHS PENTARCHY PERCENTAL PERCOLATE PERFECTAS PERITRACK PETALODIC PETECHIAE PETECHIAL PETTICOAT PETULANCE PETULANCY PHACOLITE PHACOLITH PHAGOCYTE PHENACITE PHLYCTENA PHOTOCALL PHOTOCARD PHOTOSCAN PHYLACTIC PIANISTIC PICKTHANK PICTARNIE PICTOGRAM PICTORIAL PICTURALS PIRACETAM PIRATICAL PISCATORS PISCATORY PISCATRIX PISTACHES PISTACHIO PITTANCES PIZZICATI PIZZICATO PLACATERS PLACATING PLACATION PLACATIVE PLACATORY PLACCATES PLACEMATS PLACEMENT PLACENTAE PLACENTAL PLACENTAS PLACIDEST PLACIDITY PLACITORY PLANCHETS PLASMATIC PLASTICKY PLASTICLY PLATONICS PLAYACTED PLAYACTOR PLICATELY PLICATING PLICATION PLICATURE PLUTOCRAT PNEUMATIC POACHIEST PODCASTED PODCASTER PODIATRIC POETICALS POLITICAL PONTIANAC POPTASTIC PORCHETTA PORTANCES PORTAPACK PORTULACA POSTCARDS POSTCAVAE POSTCAVAL POSTCAVAS POSTCRASH POSTFACES POTHECARY POTLACHES PRACTICAL PRACTICED PRACTICER PRACTICES PRACTICKS PRACTICUM PRACTIQUE PRACTISED PRACTISER PRACTISES PRACTOLOL PRAEFECTS PRAELECTS PRAGMATIC PREACTING PREATOMIC PRECARIAT PRECATIVE PRECATORY PRECOITAL PREDACITY PREDICANT PREDICATE PREENACTS PRELOCATE PRERECTAL PRISMATIC PROACTION PROACTIVE PROCACITY PROCREANT PROCREATE PROCTODEA PROLACTIN PROSTATIC PROTRACTS PROVOCANT PSAMMITIC PSORIATIC PTOMAINIC PUGNACITY PUMICATED PUMICATES PUNCTATED PUNCTATOR PUNCTUATE PURITANIC PUSHCARTS PUSSYCATS PYRACANTH PYRITICAL PYROCLAST RACEPATHS REACCEPTS RECAPTION RECAPTORS RECAPTURE RECARPETS RECOMPACT REPATCHED REPATCHES REPLICANT REPLICATE RETROPACK RHAPONTIC SARCOPTIC SAUCEPOTS SCAPEGOAT SCAPEMENT SCAPOLITE SCARPETTI SCARPETTO SCEPTICAL SCOPULATE SCOTOPIAS SCRAPEGUT SIMPATICO SINCIPITA SKEPTICAL SKETCHPAD SLAPSTICK SOCIOPATH SOFTSCAPE SPACEPORT SPACESUIT SPACETIME SPARTICLE SPASMATIC SPECIALTY SPECIATED SPECIATES SPECTACLE SPECTATED SPECTATES SPECTATOR SPECULATE SPERMATIC SPICCATOS SPICULATE SPLATCHED SPLATCHES SPORTANCE SPORTCOAT STENOPAIC STOPWATCH STROUPACH STYPTICAL SULPHATIC SUPPLICAT SWEPTBACK SYCOPHANT SYMPATICO SYMPATRIC SYNCOPATE TACHYPNEA TAILPIECE TAPACOLOS TAPACULOS TAPPICING TEACUPFUL TIECLASPS TOPICALLY TOUCHPADS TOWNSCAPE TRACKPADS TRAPROCKS TRIPTYCAS TROPICALS TYMPANICS TYPECASES TYPECASTS TYPEFACES TYPICALLY UNPATCHED UNTYPICAL UPAITHRIC UPCASTING UPCATCHES USUCAPTED VITASCOPE WHITECAPS