There are 534 thirteen-letter words containing A, G, I, P and R, https://www.bestwordlist.com/c/a/5/13letterwordswithagipr.htm ACUPUNCTURING AGAMOSPERMIES AMPHIGASTRIUM ANDROSPHINGES ANEMOGRAPHIES ANGIOGRAPHIES ANGIOSPERMOUS ANTHROPOGENIC ANTHROPOPHAGI ANTIGROPELOES AORTOGRAPHIES APOGEOTROPISM APPOGGIATURAS APPROPINQUING APPROPRIATING APPROXIMATING ARCHIPELAGIAN ARCHIPELAGOES ARPEGGIATIONS ARTERIOGRAPHY ASPARAGINASES ASPERGILLOSES ASPERGILLOSIS ASPHETERISING ASPHETERIZING AUTOBIOGRAPHY AUTOGRAPHICAL BACTERIOPHAGE BACTERIOPHAGY BANDSPREADING BIBLIOGRAPHER BIBLIOGRAPHIC BIOGEOGRAPHER BIOGEOGRAPHIC BIOGRAPHISING BIOGRAPHIZING BOILERPLATING BOOTSTRAPPING CACOGRAPHICAL CALLIGRAPHERS CALLIGRAPHIES CALLIGRAPHIST CAPNOGRAPHIES CARDIOGRAPHER CARDIOGRAPHIC CARDIOPLEGIAS CARDSHARPINGS CARPETBAGGING CARTOGRAPHIES CEROGRAPHICAL CEROGRAPHISTS CERVICOGRAPHY CHALCOGRAPHIC CHARTOGRAPHIC CHEESEPARINGS CHIROGRAPHERS CHIROGRAPHIES CHIROGRAPHIST CHOREGRAPHIES CHOREGRAPHING CHOREOGRAPHIC CHOROGRAPHIES CHRONOGRAPHIC CINEMATOGRAPH CLIMATOGRAPHY COMPURGATIONS CONSTUPRATING COPROPHAGISTS COPYRIGHTABLE CORPORATISING CORPORATIZING COSMOGRAPHIES COSMOGRAPHIST CRAPEHANGINGS CREPEHANGINGS CRYPTOGAMISTS CRYPTOGRAPHIC CRYPTOLOGICAL CYSTOGRAPHIES DECREPITATING DEMOGRAPHICAL DEMOGRAPHISTS DEPAUPERATING DEPAUPERISING DEPAUPERIZING DEPRECATINGLY DEPROGRAMMING DERMAPLANINGS DERMOGRAPHIES DIAGEOTROPISM DIAPHRAGMATIC DIAPHRAGMITIS DIGRAPHICALLY DISCOGRAPHERS DISCOGRAPHIES DISPARAGEMENT DISPARAGINGLY DISPLEASURING DISPRAISINGLY DITTOGRAPHIES EAVESDROPPING ELLIPSOGRAPHS EPIGRAMMATISE EPIGRAMMATISM EPIGRAMMATIST EPIGRAMMATIZE ERGATOMORPHIC ETHNOGRAPHICA ETHNOGRAPHIES EUSPORANGIATE EXPECTORATING EXPROPRIATING EXPURGATORIAL EXTRAPOLATING FERROGRAPHIES FILMOGRAPHIES FLAMEPROOFING FLEXOGRAPHIES FLUOROGRAPHIC GALVANOTROPIC GASTROSCOPIES GASTROSCOPIST GASTROSOPHIES GEMMIPAROUSLY GEOTROPICALLY GERONTOPHILIA GERONTOPHOBIA GIFTWRAPPINGS GLADIATORSHIP GLASSPAPERING GLYPHOGRAPHIC GLYPTOGRAPHIC GONADOTROPHIC GONADOTROPHIN GONADOTROPINS GRADUATESHIPS GRAMOPHONISTS GRANTSMANSHIP GRAPHEMICALLY GRAPHICALNESS GRAPHICNESSES GRAPHITISABLE GRAPHITIZABLE GRAPHOLOGICAL GRAPHOLOGISTS GRAPHOPHOBIAS GRAVITROPISMS GUARDIANSHIPS HAGIOGRAPHERS HAGIOGRAPHIES HAGIOGRAPHIST HAIRSPLITTING HAPLOGRAPHIES HARUSPICATING HECTOGRAPHIES HECTOGRAPHING HELIOGRAPHERS HELIOGRAPHIES HELIOGRAPHING HERESIOGRAPHY HETEROGRAPHIC HIEROGRAPHERS HIEROGRAPHIES HOMALOGRAPHIC HOMOLOGRAPHIC HORRIPILATING HYDROGRAPHIES HYETOGRAPHIES HYGROSCOPICAL HYMNOGRAPHIES HYPERALGESIAS HYPERCHARGING HYPERGLYCEMIA HYPERPHRYGIAN HYPERVIGILANT HYPSOGRAPHIES IAMBOGRAPHERS ICHNOGRAPHIES ICONOGRAPHERS ICONOGRAPHIES IDEOGRAPHICAL IMPENETRATING IMPERIALISING IMPERIALIZING IMPERSONATING IMPIGNORATING IMPIGNORATION IMPREGNATABLE IMPREGNATIONS IMPROPRIATING IMPROVISATING INCORPORATING INTERPLANTING INTERPLEADING INTERPOLATING JELLYGRAPHING KARYOMAPPINGS KINEMATOGRAPH LARYNGOSCOPIC LETTERSPACING LEXICOGRAPHER LEXICOGRAPHIC LEXIGRAPHICAL LIPOGRAMMATIC LITHOGRAPHERS LITHOGRAPHIES LITHOGRAPHING LOGOGRAPHICAL LYMPHOGRAPHIC MALIMPRINTING MAMMOGRAPHIES MANSPREADINGS MARCONIGRAPHS MARLINGSPIKES MASTIGOPHORAN MASTIGOPHORES MASTIGOPHORIC MEGASPORANGIA MICROGRAPHERS MICROGRAPHICS MICROGRAPHIES MICROGRAPHING MICROPROGRAMS MIMEOGRAPHING MISPERSUADING MISPROGRAMING MISPROGRAMMED MONOGRAPHICAL MONOGRAPHISTS MORPHOLOGICAL MOUSETRAPPING MUCKSPREADING MYELOGRAPHIES MYTHOGRAPHIES NEPHROLOGICAL NOMOGRAPHICAL NONPRACTICING NONPRACTISING OBTEMPERATING OCEANOGRAPHIC OLIGOSPERMIAS OPISTHOGRAPHS OPISTHOGRAPHY OPPIGNERATING OPPIGNERATION OPPIGNORATING OPPIGNORATION OREOGRAPHICAL ORGANOGRAPHIC ORTHOGRAPHIES ORTHOGRAPHIST OSCILLOGRAPHS OSCILLOGRAPHY OSTEOGRAPHIES OSTREOPHAGIES OVERCANOPYING OVEREXPANDING OVEROPERATING OVERPACKAGING OVERPEDALLING OVERPLANNINGS OVERPREPARING OVERSPREADING PALAEOGRAPHIC PALEOGRAPHIES PANEGYRICALLY PANGRAMMATIST PANTOGRAPHIES PAPERHANGINGS PAPYROLOGICAL PAPYROLOGISTS PARAGNATHISMS PARAGOGICALLY PARAGRAPHICAL PARAGRAPHISTS PARALLELISING PARALLELIZING PARAMAGNETISM PARAMETRISING PARAMETRIZING PARASCENDINGS PARASITOLOGIC PARFOCALISING PARFOCALIZING PARLIAMENTING PARTHENOGENIC PARTICIPATING PASIGRAPHICAL PATHOGRAPHIES PATRILINEAGES PATRONISINGLY PATRONIZINGLY PECULIARISING PECULIARIZING PEDAGOGUERIES PENDRAGONSHIP PENETRATINGLY PERAMBULATING PEREGRINATING PEREGRINATION PEREGRINATORS PEREGRINATORY PERICLITATING PERIGASTRITIS PERLUSTRATING PERSEVERATING PERSONALISING PERSONALIZING PETROGRAPHIES PHARMACOLOGIC PHARYNGITIDES PHARYNGITISES PHILANDERINGS PHLEBOGRAPHIC PHONOGRAPHIES PHONOGRAPHIST PHOSPHORATING PHOTOGRAPHIES PHOTOGRAPHING PHOTOGRAPHIST PHRASEMAKINGS PHRASEOLOGIES PHRASEOLOGIST PHRENOLOGICAL PHYSIOGRAPHER PHYSIOGRAPHIC PHYTOGRAPHIES PICTOGRAPHIES PLAGIOTROPISM PLAGIOTROPOUS PLANIGRAPHIES PLANOGRAPHIES PLAYWRIGHTING PNEUMOGASTRIC POETASTERINGS POLAROGRAPHIC POLYGRAPHISTS PORNOGRAPHIES POSTINAUGURAL POWERBOATINGS PRAGMATICALLY PRAGMATICISMS PRAGMATICISTS PRAXEOLOGICAL PREACHIFYINGS PREAMBULATING PREANNOUNCING PREAPPOINTING PREBIOLOGICAL PRECANCELLING PRECAUTIONING PRECIPITATING PRECOLLEGIATE PREDESIGNATED PREDESIGNATES PREDOMINATING PREFIGURATING PREFIGURATION PREFIGURATIVE PREFINANCINGS PREFORMATTING PREGANGLIONIC PREGUSTATIONS PREHARVESTING PREINSTALLING PREJUDICATING PREMEDICATING PREMEDITATING PREMIGRATIONS PRENEGOTIATED PRENEGOTIATES PRENOMINATING PREOCCUPATING PREPROGRAMING PREPURCHASING PREQUALIFYING PREROGATIVELY PRESIGNALLING PRESTIGIATORS PREVARICATING PRIMATOLOGIES PRIMATOLOGIST PRIMIGRAVIDAE PRIMIGRAVIDAS PRIMOGENITARY PRIVATEERINGS PROCTOLOGICAL PRODIGALISING PRODIGALITIES PRODIGALIZING PROGENITORIAL PROGLOTTIDEAN PROGNOSTICATE PROGRADATIONS PROGRESSIONAL PROGYMNASIUMS PROLIFERATING PROLONGATIONS PROMULGATIONS PROOFREADINGS PROPAGABILITY PROPAGANDISED PROPAGANDISER PROPAGANDISES PROPAGANDISMS PROPAGANDISTS PROPAGANDIZED PROPAGANDIZER PROPAGANDIZES PROPAGATIONAL PROPUGNATIONS PROSOPAGNOSIA PROSTAGLANDIN PROTOGALAXIES PROTUBERATING PRUSSIANISING PRUSSIANIZING PSALIGRAPHIES PSEUDEPIGRAPH PSYCHOGRAPHIC PURGATORIALLY PYELOGRAPHIES PYROBALLOGIES QUADRAPLEGIAS QUADRAPLEGICS QUADRIPLEGIAS QUADRIPLEGICS QUADRUPLEXING RADIOGRAPHERS RADIOGRAPHIES RADIOGRAPHING REAPPARELLING RECIPROCATING REDUPLICATING REEMPHASISING REEMPHASIZING REGISTRARSHIP RELANDSCAPING REPAGINATIONS REPRIVATISING REPRIVATIZING REPROACHINGLY REPROGRAMMING REPROGRAPHICS REPROGRAPHIES REPUNCTUATING SANDPAPERINGS SAPROGENICITY SCENOGRAPHIES SCINTIGRAPHIC SCRAPBOOKINGS SEISMOGRAPHER SEISMOGRAPHIC SELENOGRAPHIC SERGEANTSHIPS SHARECROPPING SHARPSHOOTING SHEEPSHEARING SHOPBREAKINGS SIALOGRAPHIES SLIPSTREAMING SNOBOGRAPHIES SPARINGNESSES SPARKPLUGGING SPERMATOGENIC SPERMATOGONIA SPIROGRAPHIES SPRINGBOARDED STAIRSTEPPING STENOGRAPHIES STENOGRAPHING STENOGRAPHIST STEPPARENTING STEREOGRAPHIC STRAPHANGINGS STRATIGRAPHER STRATIGRAPHIC STRIPPERGRAMS STYLOGRAPHIES SUFFRAGANSHIP SUPERAGENCIES SUPERCHARGING SUPEREXALTING SUPERFETATING SUPERGRAPHICS SUPERHIGHWAYS SUPERORGANISM SUPERPRAISING SUPERREGIONAL SURROGATESHIP TACHYGRAPHIES TACHYGRAPHIST TAPHROGENESIS TELEGRAPHISTS TEMPORALISING TEMPORALIZING THERMOGRAPHIC TOPOGRAPHICAL TRAINSPOTTING TRAMPOLININGS TRANSHIPPINGS TRANSPIERCING TRANSPLANTING TRANSPORTINGS TRANSSHIPPING TRAPSHOOTINGS TROPICALISING TROPICALIZING TYPOGRAPHICAL TYPOGRAPHISTS UNAPPARELLING UNAPPROVINGLY UNDERPAINTING UNDERPLANTING UNDERPRAISING UNIMPREGNATED UNREPROACHING UNSPARINGNESS UNTRESPASSING UPGRADABILITY URANOGRAPHIES URANOGRAPHIST VENOGRAPHICAL VIDEOGRAPHERS VIDEOGRAPHIES WATERPROOFING WEAPONEERINGS WRANGLERSHIPS XYLOGRAPHICAL ZINCOGRAPHERS ZINCOGRAPHIES ZOOGEOGRAPHIC ZOOSPORANGIAL ZOOSPORANGIUM