There are 489 thirteen-letter words containing A, E, G, P and R, https://www.bestwordlist.com/c/a/5/13letterwordswithaegpr.htm
AGAMOSPERMIES ANDROSPHINGES ANEMOGRAPHIES ANGIOGRAPHIES ANGIOSPERMOUS
ANTHROPOGENIC ANTIGROPELOES AORTOGRAPHIES APOGEOTROPISM ARCHIPELAGIAN
ARCHIPELAGOES ARPEGGIATIONS ARTERIOGRAPHY ASPARAGINASES ASPERGILLOSES
ASPERGILLOSIS ASPHETERISING ASPHETERIZING BACTERIOPHAGE BACTERIOPHAGY
BANDSPREADING BIBLIOGRAPHER BIOGEOGRAPHER BIOGEOGRAPHIC BOILERPLATING
BREASTPLOUGHS CALLIGRAPHERS CALLIGRAPHIES CAMPANOLOGERS CAPNOGRAPHIES
CARDIOGRAPHER CARDIOPLEGIAS CARPETBAGGERS CARPETBAGGERY CARPETBAGGING
CARPETMONGERS CARTOGRAPHERS CARTOGRAPHIES CERAUNOGRAPHS CEROGRAPHICAL
CEROGRAPHISTS CERVICOGRAPHY CHALCOGRAPHER CHARTOGRAPHER CHEESEPARINGS
CHIROGRAPHERS CHIROGRAPHIES CHOREGRAPHERS CHOREGRAPHIES CHOREGRAPHING
CHOREOGRAPHED CHOREOGRAPHER CHOREOGRAPHIC CHOROGRAPHERS CHOROGRAPHIES
CHRONOGRAPHER CINEMATOGRAPH COPYRIGHTABLE COSMOGRAPHERS COSMOGRAPHIES
CRAPEHANGINGS CREPEHANGINGS CRYPTOGRAPHER CYSTOGRAPHIES DAGUERREOTYPE
DAGUERREOTYPY DECREPITATING DEMOGRAPHICAL DEMOGRAPHISTS DEPAUPERATING
DEPAUPERISING DEPAUPERIZING DEPHLEGMATORS DEPRECATINGLY DEPROGRAMMERS
DEPROGRAMMING DERMAPLANINGS DERMATOGRAPHY DERMOGRAPHIES DIAGEOTROPISM
DISCOGRAPHERS DISCOGRAPHIES DISPARAGEMENT DISPLEASURING DITTOGRAPHIES
DOPPELGANGERS EAVESDROPPING ELECTROGRAPHS ELECTROGRAPHY ELLIPSOGRAPHS
ENCEPHALOGRAM EPIGRAMMATISE EPIGRAMMATISM EPIGRAMMATIST EPIGRAMMATIZE
ERGASTOPLASMS ERGATOMORPHIC ETHNOGRAPHERS ETHNOGRAPHICA ETHNOGRAPHIES
EUSPORANGIATE EVAPOROGRAPHS EXPECTORATING EXPROPRIATING EXPURGATORIAL
EXTRAPOLATING FERROGRAPHIES FILMOGRAPHIES FLAMEPROOFING FLANNELGRAPHS
FLEXOGRAPHIES GASTEROPODOUS GASTROSCOPIES GASTROSOPHERS GASTROSOPHIES
GELANDESPRUNG GEMMIPAROUSLY GEOTROPICALLY GERONTOPHILIA GERONTOPHOBIA
GLAMOURPUSSES GLASSPAPERING GLOSSOGRAPHER GLYPHOGRAPHER GLYPTOGRAPHER
GRADUATESHIPS GRANDPARENTAL GRAPHEMICALLY GRAPHICALNESS GRAPHICNESSES
GRAPHITISABLE GRAPHITIZABLE GYROCOMPASSES HAGIOGRAPHERS HAGIOGRAPHIES
HAPLOGRAPHIES HECTOGRAPHIES HECTOGRAPHING HELIOGRAPHERS HELIOGRAPHIES
HELIOGRAPHING HERESIOGRAPHY HETEROGRAPHIC HIEROGRAPHERS HIEROGRAPHIES
HYDROGRAPHERS HYDROGRAPHIES HYETOGRAPHIES HYMNOGRAPHERS HYMNOGRAPHIES
HYPERALGESIAS HYPERCHARGING HYPERGLYCEMIA HYPERPHRYGIAN HYPERVIGILANT
HYPOPHARYNGES HYPSOGRAPHIES IAMBOGRAPHERS ICHNOGRAPHIES ICONOGRAPHERS
ICONOGRAPHIES IDEOGRAPHICAL IMPENETRATING IMPERIALISING IMPERIALIZING
IMPERSONATING IMPREGNATABLE IMPREGNATIONS INTERPLANTING INTERPLEADING
INTERPOLATING JELLYGRAPHING KERAUNOGRAPHS KINEMATOGRAPH LARYNGOSCOPES
LETTERSPACING LEXICOGRAPHER LEXICOGRAPHIC LEXIGRAPHICAL LITHOGRAPHERS
LITHOGRAPHIES MAGNETOGRAPHS MAGNETOSPHERE MAMMOGRAPHIES MANSPREADINGS
MARLINGSPIKES MASTIGOPHORES MEGASPORANGIA METALLOGRAPHY METEOROGRAPHS
MICROGRAPHERS MICROGRAPHIES MIMEOGRAPHING MISPERSUADING MISPROGRAMMED
MORPHOGRAPHER MOUSETRAPPING MUCKSPREADING MYELOGRAPHIES MYTHOGRAPHERS
MYTHOGRAPHIES NASOPHARYNGES NECROGRAPHERS NEPHROLOGICAL NONPROGRAMMER
OBTEMPERATING OCEANOGRAPHER OCEANOGRAPHIC OLIGOSPERMIAS OPPIGNERATING
OPPIGNERATION ORCHESOGRAPHY OREOGRAPHICAL ORGANOTHERAPY OROPHARYNGEAL
ORTHOGRAPHERS ORTHOGRAPHIES OSTEOGRAPHIES OSTREOPHAGIES OSTREOPHAGOUS
OVERCANOPYING OVEREXPANDING OVEROPERATING OVERPACKAGING OVERPEDALLING
OVERPLANNINGS OVERPREPARING OVERPROGRAMED OVERSPREADING PALAEOGRAPHER
PALAEOGRAPHIC PALEOGRAPHERS PALEOGRAPHIES PANEGYRICALLY PANTOGRAPHERS
PANTOGRAPHIES PAPERHANGINGS PARACYANOGENS PARAHYDROGENS PARALANGUAGES
PARALLELISING PARALLELIZING PARALLELOGRAM PARAMAGNETISM PARAMETRISING
PARAMETRIZING PARASCENDINGS PARLIAMENTING PARTHENOGENIC PATHOGRAPHIES
PATRILINEAGES PECULIARISING PECULIARIZING PEDAGOGUERIES PENDRAGONSHIP
PENETRATINGLY PEPPERGRASSES PERAMBULATING PEREGRINATING PEREGRINATION
PEREGRINATORS PEREGRINATORY PERICLITATING PERIGASTRITIS PERLUSTRATING
PERMANGANATES PERSEVERATING PERSONALISING PERSONALIZING PETROGRAPHERS
PETROGRAPHIES PHANEROGAMOUS PHARYNGITIDES PHARYNGITISES PHARYNGOSCOPE
PHILANDERINGS PHLEBOGRAPHIC PHONOGRAPHERS PHONOGRAPHIES PHOTOENGRAVED
PHOTOENGRAVER PHOTOENGRAVES PHOTOGRAPHERS PHOTOGRAPHIES PHOTOGRAVURES
PHOTOTELEGRAM PHRASEMAKINGS PHRASEMONGERS PHRASEOGRAPHS PHRASEOGRAPHY
PHRASEOLOGIES PHRASEOLOGIST PHRENOLOGICAL PHYSIOGRAPHER PHYTOGRAPHERS
PHYTOGRAPHIES PICTOGRAPHIES PLANIGRAPHIES PLANOGRAPHIES PLETHYSMOGRAM
PNEUMOGASTRIC POETASTERINGS PORNOGRAPHERS PORNOGRAPHIES POSTGRADUATES
POWERBOATINGS 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 PREPROGRAMMED PREPURCHASING PREQUALIFYING
PREROGATIVELY PRESIGNALLING PRESTIGIATORS PREVARICATING PRIMATOLOGIES
PRIMIGRAVIDAE PRIMOGENITARY PRIVATEERINGS PRODIGALITIES PROGENITORIAL
PROGLOTTIDEAN PROGNOSTICATE PROGRAMMABLES PROGRESSIONAL PROLEGOMENARY
PROLIFERATING PROOFREADINGS PROPAGANDISED PROPAGANDISER PROPAGANDISES
PROPAGANDIZED PROPAGANDIZER PROPAGANDIZES PROTEOGLYCANS PROTOGALAXIES
PROTOLANGUAGE PROTUBERATING PSALIGRAPHIES PSEUDEPIGRAPH PTERYLOGRAPHY
PYELOGRAPHIES PYROBALLOGIES QUADRAPLEGIAS QUADRAPLEGICS QUADRIPLEGIAS
QUADRIPLEGICS QUADRUPLEXING RADIOGRAPHERS RADIOGRAPHIES REAPPARELLING
RECHOREOGRAPH RECIPROCATING REDUPLICATING REEMPHASISING REEMPHASIZING
REFLECTOGRAPH REGISTRARSHIP RELANDSCAPING REPAGINATIONS REPHOTOGRAPHS
REPRIVATISING REPRIVATIZING REPROACHINGLY REPROGRAMMING REPROGRAPHERS
REPROGRAPHICS REPROGRAPHIES REPUNCTUATING RONTGENOGRAPH RONTGENOPAQUE
SANDPAPERINGS SAPROGENICITY SARCOPHAGUSES SCENOGRAPHERS SCENOGRAPHIES
SEISMOGRAPHER SEISMOGRAPHIC SELENOGRAPHER SELENOGRAPHIC SERGEANTSHIPS
SHARECROPPING SHEEPSHEARING SHOPBREAKINGS SIALOGRAPHIES SLIPSTREAMING
SNOBOGRAPHERS SNOBOGRAPHIES SPARINGNESSES SPECTROGRAPHS SPECTROGRAPHY
SPERMATOGENIC SPERMATOGONIA SPIROGRAPHIES SPRACHGEFUHLS SPRECHGESANGS
SPRINGBOARDED STAIRSTEPPING STEGANOGRAPHS STEGANOGRAPHY STENOGRAPHERS
STENOGRAPHIES STENOGRAPHING STENOGRAPHIST STEPDAUGHTERS STEPPARENTING
STEREOGRAPHED STEREOGRAPHIC STRATIGRAPHER STRIPPERGRAMS STYLOGRAPHIES
SUPERAGENCIES SUPERCHARGERS SUPERCHARGING SUPERDELEGATE SUPEREROGATED
SUPEREROGATES SUPEREROGATOR SUPEREXALTING SUPERFETATING SUPERGRAPHICS
SUPERHIGHWAYS SUPERORGANISM SUPERPRAISING SUPERREGIONAL SURROGATESHIP
TACHYGRAPHERS TACHYGRAPHIES TAPHROGENESES TAPHROGENESIS TELAUTOGRAPHY
TELEGRAPHESES TELEGRAPHISTS TEMPORALISING TEMPORALIZING THERMOGRAPHER
THERMOGRAPHIC THOROUGHPACED TRANSPIERCING TROPOCOLLAGEN UNAPPARELLING
UNDERPAINTING UNDERPLANTING UNDERPRAISING UNIMPREGNATED UNREPROACHING
UNSPARINGNESS UNTRESPASSING URANOGRAPHERS URANOGRAPHIES VENOGRAPHICAL
VIDEOGRAPHERS VIDEOGRAPHIES WATERPROOFING WEAPONEERINGS WRANGLERSHIPS
ZINCOGRAPHERS ZINCOGRAPHIES ZOOGEOGRAPHER ZOOGEOGRAPHIC