There are 541 ten-letter words containing A, 2O, R and S, https://www.bestwordlist.com/c/a/5/10letterwordswithaoors.htm ABROGATORS ABSOLUTORY ABSOLVITOR ABSORPTION ACCORDIONS ACROGENOUS ACRONYMOUS ACROPHOBES ADMONITORS ADORATIONS ADSORPTION ADVOCATORS AECIOSPORE AEROBIONTS AEROBIOSES AEROBIOSIS AERODROMES AEROLOGIES AEROLOGIST AEROMOTORS AERONOMERS AERONOMIES AERONOMIST AEROPHOBES AEROPHONES AEROPHORES AEROSCOPES AEROSOLISE AEROSOLIZE AFRORMOSIA AFTERNOONS AGRODOLCES AGROLOGIES AGROLOGIST AGRONOMICS AGRONOMIES AGRONOMIST ALGARROBOS ALLOCATORS ALLOMEROUS ALLOMORPHS ALLOTROPES ALONGSHORE AMATORIOUS ANADROMOUS ANATROPOUS ANGOPHORAS ANISOTROPY ANNOTATORS ANOESTROUS APOCARPOUS APOLOGISER APOSPORIES APOSPOROUS APOSTROPHE APOTROPOUS APPOINTORS APPORTIONS ARCOLOGIES AREOLOGIES ARISTOLOGY ARROGATORS ARROWROOTS ARROWWOODS ARROWWORMS ARTHROPODS ASCOSPORES ASCOSPORIC ASSOCIATOR ASTRODOMES ASTROLOGER ASTROLOGIC ASTRONOMER ASTRONOMIC AUTODROMES AUTOROUTES AUTOSPORES AUTOSPORTS AUTOTROPHS AUXOSPORES AUXOTROPHS AZEOTROPES AZYGOSPORE BABYPROOFS BALSAMROOT BANDOLEROS BAROGNOSES BAROGNOSIS BAROSCOPES BAROSCOPIC BARRACOONS BLASTOPORE BLASTOPORS BOARDROOMS BOARHOUNDS BODYBOARDS BOLOGRAPHS BOMBARDONS BOOKMAKERS BOOMERANGS BOONGARIES BOOTMAKERS BOOTSTRAPS BRAINFOODS BREADROOMS BREADROOTS BRIARROOTS BRIARWOODS BROADLOOMS BROADSWORD BRONTOSAUR BROODMARES BROOMBALLS BROOMRAPES BROOMSTAFF CANOODLERS CANOROUSLY CAPODASTRO CARBONADOS CARPOOLERS CARPOSPORE CARROTTOPS CARTOONISH CARTOONIST CEDARWOODS CHINAROOTS CHLORALOSE CHONDROMAS CLANGOROUS CLASSROOMS CLOAKROOMS COACHROOFS COACHWORKS COADJUTORS COCREATORS COCURATORS COENAMOURS COENOSARCS COGITATORS COHABITORS COLCOTHARS COLOMBARDS COLORCASTS COLOURANTS COLOURCAST COLOURFAST COLOURWASH COLOURWAYS COMMORANTS COMPACTORS COMPANDORS COMPARISON COMPRADORS CONCORDATS CONSORTIAL CONTACTORS CONTRALTOS COOPERAGES COOPERATES COPATRIOTS CORALLOIDS CORALROOTS CORALWORTS CORIACEOUS CORKBOARDS CORMORANTS CORNACEOUS CORNOPEANS CORONARIES CORPORALES CORPORASES CORPORATES CORPOSANTS CORRASIONS CORRODANTS COSMOCRATS COSMOLATRY COSMORAMAS COSMORAMIC COTYLOSAUR COUMARONES COURAGEOUS COURANTOES CRAPSHOOTS CROCOSMIAS CROOKBACKS CROSSROADS CYCLOSPORA DECORATORS DEODORANTS DESOLATORS DESOLATORY DETONATORS DIADROMOUS DOCTORANDS DOCTORATES DOMINATORS DONATORIES DOOMSAYERS DOOMSDAYER DOORFRAMES DOORPLATES DROSOPHILA DYNAMOTORS EARLYWOODS ENAMORADOS ESOTROPIAS EXORATIONS EXOTROPIAS FACINOROUS FAIRYHOODS FLAVORSOME FLOODMARKS FLOORHEADS FOOTBOARDS FOOTBRAKES FOOTGUARDS FORAMINOUS FORESHADOW FORMATIONS FRIGATOONS GASTEROPOD GASTROLOGY GASTRONOME GASTRONOMY GASTROPODS GASTROPORN GASTROSOPH GASTROTOMY GEOCORONAS GLAMOUROUS GLOSSATORS GOALSCORER GONORRHEAS GOOSANDERS GOOSEGRASS GORGONIANS GRANDSTOOD GRASSHOOKS GRASSROOTS GREASEWOOD GUARDROOMS HARDIHOODS HARMONIOUS HARMOTOMES HARPOONERS HEARTWOODS HOARFROSTS HOARHOUNDS HODOGRAPHS HOLLOWARES HOLOGRAPHS HOLOPHRASE HOMOGRAFTS HOMOGRAPHS HONORARIES HORSEWOMAN HORTATIONS HYDROSOMAL HYDROZOANS IDOLATROUS IMMOLATORS INAMORATOS INNOVATORS INTONATORS INVOCATORS ISOCALORIC ISOCHRONAL JEOPARDOUS JOCULATORS KAIROMONES KARYOSOMES KOMPROMATS LABOURSOME LAGOMORPHS LAMPOONERS LANGUOROUS LANTERLOOS LARCHWOODS LOGOGRAPHS LOGORRHEAS LONGBOARDS MACROCODES MACROCOSMS MACRODOMES MACROMOLES MACROSPORE MAJORDOMOS MALAPROPOS MALODOROUS MAROONINGS MASTERHOOD MESOTHORAX MICROLOANS MICROSOMAL MODERATORS MODULATORS MOLDBOARDS MONANDROUS MONOCULARS MONODRAMAS MONOGRAPHS MONOLATERS MONOLAYERS MONOSTYLAR MOONCRAFTS MOONRAKERS MOOSEHAIRS MOOSEYARDS MORDACIOUS MORTGAGORS MOTIVATORS MOTORBOATS MOTORCADES MYCOFLORAS NANOWORLDS NEUROSPORA NOMINATORS NOMOGRAPHS NONAEROSOL NONAUTHORS NONFACTORS NONMORTALS NOSOGRAPHY OBLIGATORS OBSERVATOR OBTURATORS OCCASIONER OCHLOCRATS OCHRACEOUS OCTACHORDS OCTAMEROUS OCTANDROUS OCTONARIES OCTONARIUS OENOTHERAS OESTRADIOL OLECRANONS OLEOGRAPHS OLERACEOUS OMNIPAROUS ONDOGRAPHS OPERAGOERS OPERATIONS ORATORIANS ORGANOSOLS ORPHARIONS ORTHOCLASE OSCILLATOR OSCULATORY OSMOLARITY OSTENSORIA OSTRACEOUS OSTRACODAN OSTRACODES OTORRHOEAS OUTERCOATS OUTHARBORS OUTRAGEOUS OUTREASONS OUTSAVORED OUTSAVOURS OUTSOARING OVERDOSAGE OVERFAVORS OVERLABORS OVERROASTS OVERSHADOW OVERSOAKED OVIRAPTORS PARATROOPS PARLEYVOOS PAROECIOUS PARONOMASY PARONYMOUS PASTRYCOOK PEASHOOTER PERAEOPODS PERORATORS PERSONATOR PHONOGRAMS PHOTOCARDS PHOTOGRAMS PICKAROONS POMPADOURS PONDEROSAS POROGAMIES PORRACEOUS PORTOLANOS POSTOCULAR POSTULATOR POWERBOATS PRACTOLOLS PRAEPOSTOR PROACTIONS PROBATIONS PROCACIOUS PROCARYONS PROKARYONS PROKARYOTS PROLATIONS PRONATIONS PRONATORES PROOFREADS PROPANONES PROPOSABLE PROPOSITAE PRORATIONS PROROGATES PROSODIANS PROSODICAL PROSTOMIAL PROTANOPES PROTONATES PROTOPLASM PROTOPLAST PROTOSTARS PROTOZOANS PROVOCANTS PYORRHOEAS RADIOGOLDS RADIOSCOPE RADIOSCOPY RADIOSONDE RADIOTHONS RAINPROOFS RANCOUROUS RANIVOROUS REBOATIONS REFORMADOS RELOCATORS RENOVATORS RESONATION RESONATORS ROADBLOCKS ROADHOUSES ROCAMBOLES ROMANESCOS ROOFSCAPES ROOTSTALKS ROTAVATORS ROTOGRAPHS ROTOVATORS ROUSEABOUT ROUSTABOUT SADDLEROOM SALESROOMS SAPROBIONT SAPROTROPH SARCOCOLLA SARCOSOMAL SARCOSOMES SCHOOLMARM SCHOOLWARD SCHOOLYARD SCOREBOARD SCORZONERA SCRAPBOOKS SCRAPEGOOD SEBORRHOEA SFORZANDOS SHAMPOOERS SHOPBOARDS SHORTBOARD SHOWBOATER SMACKEROOS SMASHEROOS SMOKEBOARD SNAKEROOTS SNOBOCRACY SNOWBOARDS SOCDOLAGER SOCIOGRAMS SOGDOLAGER SOMNIATORY SONICATORS SONOGRAPHS SONOGRAPHY SOOTHSAYER SOPRANINOS SORORIALLY SORTATIONS SOUNDBOARD SPODOGRAMS SPOLIATORS SPOLIATORY SPONSORIAL SPOROCARPS SPOROGONIA SPOROZOANS SPORTCOATS SQUAWROOTS STACKROOMS STAFFROOMS STAINPROOF STAIRFOOTS STATEROOMS STORYBOARD STRABOTOMY STROGANOFF STROMATOUS STYROFOAMS SWEATPROOF SYNCOPATOR TARBOOSHES TAXONOMERS TOLERATORS TOMOGRAPHS TOOLMAKERS TOPOGRAPHS TORTFEASOR TRAITOROUS TRANSPOSON TRAZODONES TREASONOUS TROPARIONS TROPOPAUSE TROPOTAXES TROPOTAXIS UPROARIOUS VALOROUSLY VAPORETTOS VAPOROSITY VAPOROUSLY VARIOLOIDS VOORKAMERS VORAGINOUS WARMBLOODS WATERZOOIS WOODCRAFTS WOODGRAINS WOOMERANGS XEROSTOMAS XEROSTOMIA ZAMBOORAKS ZEBRAWOODS ZOOLATRIAS ZOOLATRIES ZOOLATROUS ZOOSPERMIA ZORBONAUTS