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12 Letter Words Containing OS
We found 540 words for 12 letter words containing os.
The everyday ones come first. Tap any word to see what it means and what it scores.
Common 12 letter words containing OS
- PROSTITUTION14
- PHILOSOPHERS22
- COMPOSITIONS18
- TUBERCULOSIS16
- TESTOSTERONE12
- HOSPITALIZED27
- HETEROSEXUAL22
- COSMOPOLITAN18
- NEUROSCIENCE16
- SPECTROSCOPY23
- POSTGRADUATE16
- PHILOSOPHIES22
- PROSECUTIONS16
- PURPOSEFULLY22
- POSTDOCTORAL17
- PREPOSTEROUS16
- PROPOSITIONS16
- MULTIPURPOSE18
- POSTPONEMENT18
- OSTEOPOROSIS14
- PSYCHOSOCIAL24
- POSTHUMOUSLY22
- SUPERIMPOSED19
- STRATOSPHERE17
- OSCILLATIONS14
- KALEIDOSCOPE21
- BIOSYNTHESIS20
- COSMOLOGICAL19
- INHOSPITABLE19
- FORECLOSURES17
- SOUTHERNMOST17
- DISPOSSESSED16
- NEUROSURGERY16
- REPOSITORIES14
- NEUROSURGEON13
- HOSPITALISED18
- NORTHERNMOST17
- POSTCOLONIAL16
- DISPOSITIONS15
- OSTENTATIOUS12
- LAPAROSCOPIC20
- STEREOSCOPIC18
- MISDIAGNOSED17
- OPPOSITIONAL16
- PREPOSITIONS16
All 12 letter words containing OS 540
- PROSTITUTION14
- PHILOSOPHERS22
- COMPOSITIONS18
- TUBERCULOSIS16
- TESTOSTERONE12
- HOSPITALIZED27
- HETEROSEXUAL22
- COSMOPOLITAN18
- NEUROSCIENCE16
- SPECTROSCOPY23
- POSTGRADUATE16
- PHILOSOPHIES22
- PROSECUTIONS16
- PURPOSEFULLY22
- POSTDOCTORAL17
- PREPOSTEROUS16
- PROPOSITIONS16
- MULTIPURPOSE18
- POSTPONEMENT18
- OSTEOPOROSIS14
- PSYCHOSOCIAL24
- POSTHUMOUSLY22
- SUPERIMPOSED19
- STRATOSPHERE17
- OSCILLATIONS14
- KALEIDOSCOPE21
- BIOSYNTHESIS20
- COSMOLOGICAL19
- INHOSPITABLE19
- FORECLOSURES17
- SOUTHERNMOST17
- DISPOSSESSED16
- NEUROSURGERY16
- REPOSITORIES14
- NEUROSURGEON13
- HOSPITALISED18
- NORTHERNMOST17
- POSTCOLONIAL16
- DISPOSITIONS15
- OSTENTATIOUS12
- LAPAROSCOPIC20
- STEREOSCOPIC18
- MISDIAGNOSED17
- OPPOSITIONAL16
- PREPOSITIONS16
- OSCILLOSCOPE18
- REPOSITIONED15
- REPOSSESSION14
- ELECTROSHOCK23
- THEOSOPHICAL22
- ARTHROSCOPIC21
- CYTOSKELETON21
- POSTSYNAPTIC21
- MICROSECONDS19
- PHOSPHOLIPID25
- OVEREXPOSURE24
- PHAGOCYTOSIS23
- BIOSYNTHETIC22
- TRIPHOSPHATE22
- COSMETICALLY21
- MONOSYLLABIC21
- CRISSCROSSED17
- MISDIAGNOSIS16
- DEPOSITIONAL15
- GOOSEBERRIES15
- BRONTOSAURUS14
- PSYCHOSEXUAL29
- EXOSKELETONS23
- ATMOSPHERICS21
- CYCLOSPORINE21
- MICROSPHERES21
- EOSINOPHILIC19
- THERMOSTATIC19
- PREDISPOSING18
- OSSIFICATION17
- BOROSILICATE16
- OSTEOSARCOMA16
- SUPPOSITIONS16
- GLYCOSYLATED22
- TRACHEOSTOMY22
- CYTOSKELETAL21
- IDIOSYNCRASY21
- TROPOSPHERIC21
- MICROSURGERY20
- GHOSTWRITERS19
- PROSCRIPTION18
- PROSPECTUSES18
- COSMOLOGISTS17
- PROSTITUTING15
- OSTEOGENESIS13
- UNDEREXPOSED23
- METAMORPHOSE21
- ARCHIPELAGOS20
- GHOSTWRITING20
- GHOSTWRITTEN19
- POSTPRANDIAL17
- RHINOCEROSES17
- GEOSTRATEGIC16
- TRANSPOSABLE16
- PHILOSOPHIZE31
- BRONCHOSCOPY26
- LITHOSPHERIC22
- PHOSPHATASES22
- THERMOSPHERE22
- MICROFOSSILS19
- STETHOSCOPES19
- ENDOSKELETON17
- EOSINOPHILIA17
- POSTMISTRESS16
- DEPOSITORIES15
- SOMATOSTATIN14
- BRONCHOSPASM23
- ICHTHYOSAURS23
- LARYNGOSCOPE20
- STROBOSCOPIC20
- THEOSOPHISTS20
- CROSSCUTTING17
- POSITIONALLY17
- SEROPOSITIVE17
- OSTEOPOROTIC16
- REPOSSESSING15
- TYRANNOSAURS15
- NITROSAMINES14
- CHROMOSPHERE24
- LARYNGOSCOPY23
- DECOMPOSABLE21
- FLUOROSCOPIC21
- SPECTROSCOPE20
- PRESUPPOSING19
- TRYPANOSOMES19
- PROSECUTABLE18
- SUPERIMPOSES18
- OSTEOMALACIA16
- OSTEOLOGICAL15
- LUMINOSITIES14
- PROSTRATIONS14
- MONOSPECIFIC23
- EXPOSITIONAL21
- LEUKOCYTOSIS21
- POSSESSIVELY20
- PROSPEROUSLY19
- SCRUPULOSITY19
- THERMOSTABLE19
- POSITIVENESS17
- MISDIAGNOSES16
- ANASTOMOSING15
- GEOSCIENTIST15
- HOMOZYGOSITY33
- PROSELYTIZED27
- PHOSPHATIDYL26
- PHOSPHATIDIC25
- PROSCRIPTIVE21
- PROSTACYCLIN21
- FEMTOSECONDS20
- MICROSCOPIST20
- PHYTOSTEROLS20
- ANKYLOSAURUS19
- COSPONSORING17
- POSTSURGICAL17
- CRANIOSACRAL16
- OSTEOBLASTIC16
- POSTELECTION16
- POSTPOSITION16
- HOMOSEXUALLY27
- BRONCHOSCOPE23
- PHILOSOPHISE22
- HYDROSTATICS21
- ENDOSYMBIONT20
- MICROSEISMIC20
- POSITIVISTIC19
- GALACTOSEMIA17
- VARICOSITIES17
- ANAPLASMOSIS16
- CRISSCROSSES16
- REIMPOSITION16
- OTOSCLEROSIS14
- EXOPHTHALMOS29
- PROSELYTIZER26
- OVEREXPOSING25
- CROSSHATCHED23
- MACKINTOSHES23
- FIBROSARCOMA21
- OCTOSYLLABIC21
- ELEEMOSYNARY20
- HYPEROSTOSIS20
- MONOSYLLABLE19
- ELECTROSCOPE18
- COSTERMONGER17
- NIMBOSTRATUS16
- POSTULATIONS14
- ANDROSTERONE13
- PHAGOCYTOSED24
- PHOTOSPHERIC24
- POSTHYPNOTIC24
- BACKCROSSING23
- PHOTOSYSTEMS22
- MACROFOSSILS19
- POSTFEMINIST19
- SCHISTOSOMES19
- SYNAPTOSOMES19
- PROSTHETISTS17
- VIOLONCELLOS17
- GANGLIOSIDES15
- NEUROSENSORY15
- TUBEROSITIES14
- COSMOGRAPHER22
- EXPOSTULATED22
- GLYCOSIDASES19
- POSTPOSITIVE19
- COUNTERPOSED17
- FERROSILICON17
- FURUNCULOSIS17
- CROSSCURRENT16
- CIRROSTRATUS14
- INTERCOSTALS14
- PHOSPHATIZED32
- PHOSPHATIZES31
- HYPOSTATIZED30
- HYPOSTATIZES29
- RHIZOSPHERES29
- APOSTROPHIZE28
- COSMETICIZED28
- APOTHEOSIZED27
- COSMETICIZES27
- APOTHEOSIZES26
- HOSPITALIZES26
- HYDROSPHERIC26
- OZONOSPHERES26
- POSTWORKSHOP26
- PROSELYTIZES26
- AZOOSPERMIAS25
- CINQUECENTOS25
- DEOXYRIBOSES25
- HYOSCYAMINES25
- LACHRYMOSELY25
- LACHRYMOSITY25
- POSTCONQUEST25
- APOSTATIZING24
- COSMOGRAPHIC24
- HYDROSPHERES24
- NONEXPLOSIVE24
- PHOSPHONIUMS24
- PHOSPHORESCE24
- PHOSPHORITIC24
- SEXTODECIMOS24
- SYMPOSIARCHS24
- SYNCHROSCOPE24
- ZOOSPORANGIA24
- ANTIMOSQUITO23
- CHEMIOSMOTIC23
- CHEMOSURGERY23
- COSMOCHEMIST23
- CYCLOSTYLING23
- DIPHOSPHATES23
- GYMNOSOPHIST23
- PHAGOCYTOSES23
- PHOSPHATIDES23
- PHOTOCOMPOSE23
- POSTEXERCISE23
- POSTEXPOSURE23
- POSTISCHEMIC23
- POSTVAGOTOMY23
- AEROSOLIZING22
- APPOSITIVELY22
- CROSSHATCHES22
- DICHROSCOPES22
- HYPEROSTOTIC22
- INHOSPITABLY22
- NONPHOSPHATE22
- PHOSPHATURIA22
- PHOSPHORITES22
- PHOSPHORUSES22
- PHOTOSPHERES22
- UNDEREXPOSES22
- AFFICIONADOS21
- CANDYFLOSSES21
- COPROSPERITY21
- CROSSPATCHES21
- CROSSRUFFING21
- CYSTOSCOPIES21
- DICHLORVOSES21
- EXPOSTULATES21
- GLYCOSYLATES21
- HEADFOREMOST21
- HYPOGLOSSALS21
- JOCOSENESSES21
- LEUKOCYTOSES21
- MACROCYTOSES21
- MACROCYTOSIS21
- MONOSYNAPTIC21
- OPPOSABILITY21
- PHOTOMOSAICS21
- POLYHEDROSES21
- POLYHEDROSIS21
- POLYRIBOSOME21
- POSTCARDLIKE21
- POSTDELIVERY21
- POSTMIDNIGHT21
- POSTVACCINAL21
- PROSOBRANCHS21
- STETHOSCOPIC21
- THERMOSCOPES21
- AUTOHYPNOSES20
- AUTOHYPNOSIS20
- BIOSYNTHESES20
- CHONDRIOSOME20
- CLOSEMOUTHED20
- CRYOSURGICAL20
- DISCOMPOSING20
- FLUOROSCOPED20
- GALVANOSCOPE20
- HYPEROSTOSES20
- KINETOSCOPES20
- LITHOSPHERES20
- MICROSCOPIES20
- OSCILLOGRAPH20
- POSTBIBLICAL20
- POSTMEDIEVAL20
- PROSODICALLY20
- UNDECOMPOSED20
- VOLUMINOSITY20
- ACROSTICALLY19
- APOSTLESHIPS19
- APOSTOLICITY19
- APOSTROPHISE19
- ARTHROSCOPES19
- BRAGGADOCIOS19
- CATHOLICOSES19
- CHIAROSCUROS19
- COMPOSEDNESS19
- COSMOGONICAL19
- COSURFACTANT19
- CROSSABILITY19
- CYCLOSERINES19
- DISCOMPOSURE19
- EMBARCADEROS19
- ETHNOSCIENCE19
- FLUOROSCOPES19
- GALACTOSEMIC19
- GASTROSCOPIC19
- GOOSEFLESHES19
- INAPPOSITELY19
- METICULOSITY19
- NEPHROSTOMES19
- NONPURPOSIVE19
- OCTOSYLLABLE19
- POSTACCIDENT19
- POSTCORONARY19
- POSTERUPTIVE19
- POSTFRACTURE19
- POSTHOSPITAL19
- POSTORGASMIC19
- PROBOSCIDEAN19
- PROBOSCIDIAN19
- PRONEPHROSES19
- PROSELYTISMS19
- PTERIDOSPERM19
- PUNCHINELLOS19
- RHINOSCOPIES19
- SCHISTOSOMAL19
- SYNAPTOSOMAL19
- TROPOMYOSINS19
- TROPOSPHERES19
- URETHROSCOPE19
- VISCOSIMETER19
- COHOSTESSING18
- COSMETICIANS18
- COSMOPOLISES18
- COSMOPOLITES18
- COUNTERMEMOS18
- CROSSBANDING18
- CRYOSURGEONS18
- DECRESCENDOS18
- DIAPOSITIVES18
- DICTYOSTELES18
- ERYTHROSINES18
- FIBROSITIDES18
- FROSTBITINGS18
- GEOSYNCLINAL18
- GEOSYNCLINES18
- GOSSIPMONGER18
- HEMOSIDERINS18
- ICOSAHEDRONS18
- LAPAROSCOPES18
- MICROSPOROUS18
- NONCOMPOSERS18
- PHOTOSETTING18
- PHOTOSTATING18
- PHOTOSTATTED18
- PITTOSPORUMS18
- POSTDILUVIAN18
- POSTIMPERIAL18
- POSTROMANTIC18
- PROSELYTISED18
- PROSOPOPOEIA18
- SPHINGOSINES18
- STROBOSCOPES18
- SUPERPOSABLE18
- SYNARTHROSES18
- SYNARTHROSIS18
- THERMOSTATED18
- THIOSULFATES18
- ACCELERANDOS17
- AGNOSTICISMS17
- ANORTHOSITIC17
- ANTHRACNOSES17
- ARCHOSAURIAN17
- ARTHROSPORES17
- AVITAMINOSES17
- AVITAMINOSIS17
- BASIDIOSPORE17
- CAUDILLISMOS17
- CEREBROSIDES17
- COSMOGONISTS17
- CROSSBARRING17
- ENDOSKELETAL17
- ENGROSSINGLY17
- FIBROSITISES17
- FURUNCULOSES17
- GASTROSCOPES17
- GLUCOSAMINES17
- HALLUCINOSES17
- HALLUCINOSIS17
- HOSPITALISES17
- INTROSPECTED17
- KETOSTEROIDS17
- MYOINOSITOLS17
- NONCORROSIVE17
- NONCROSSOVER17
- NONHOSPITALS17
- OSCILLOGRAMS17
- OSTEOPATHIES17
- OSTRACODERMS17
- OVIPOSITIONS17
- PHOTOSETTERS17
- POSITIVITIES17
- POSTCOLLEGES17
- POSTERIORITY17
- PREPOSSESSED17
- PROSAUROPODS17
- PROSELYTISES17
- RETROSPECTED17
- SIPHONOSTELE17
- ANAPLASMOSES16
- APPOSITENESS16
- APPOSITIONAL16
- BABESIOSISES16
- BACTERIOSTAT16
- BIOSCIENTIST16
- BLASTOSPORES16
- COUNTERPOSES16
- CROSSBEARERS16
- DIAGNOSEABLE16
- DIAGNOSTICAL16
- GALACTOSIDES16
- GLUCOSIDASES16
- LEPROSARIUMS16
- LIPOSUCTIONS16
- MALPOSITIONS16
- MISPOSITIONS16
- OPPOSITENESS16
- OSTEOCLASTIC16
- OSTEOPLASTIC16
- POSITRONIUMS16
- POSTABORTION16
- POSTDEADLINE16
- POSTEDITINGS16
- POSTSTIMULUS16
- POSTULANCIES16
- PRECIOSITIES16
- PREPOSSESSES16
- PROSPERITIES16
- REDEPOSITING16
- SARCOMATOSES16
- SARCOMATOSIS16
- SNOLLYGOSTER16
- SPECIOSITIES16
- STEREOSCOPES16
- SUPPOSITIOUS16
- TUBERCULOSES16
- UNGENEROSITY16
- UNPROSPEROUS16
- AMONTILLADOS15
- ANORTHOSITES15
- APOSTATISING15
- ARABINOSIDES15
- DEPOSITARIES15
- DEUTEROSTOME15
- DISPOSSESSES15
- DISPOSSESSOR15
- ENGROSSMENTS15
- FROSTINESSES15
- INOSCULATING15
- INTERCROSSED15
- LOOSESTRIFES15
- NEOSTIGMINES15
- SALPIGLOSSES15
- SALPIGLOSSIS15
- TESTCROSSING15
- UREDIOSPORES15
- VIRTUOSITIES15
- ANAEROBIOSES14
- ANAEROBIOSIS14
- AUTOSUGGESTS14
- COSTLINESSES14
- ENTEROSTOMAL14
- GOOSEGRASSES14
- INOSCULATION14
- INTERCROSSES14
- INTERNUNCIOS14
- MOROSENESSES14
- NEBULOSITIES14
- OSMOLALITIES14
- OSMOLARITIES14
- OSTEOPOROSES14
- OTOSCLEROSES14
- PATERNOSTERS14
- POLLENOSISES14
- POLLINOSISES14
- POSSESSIONAL14
- POSTLITERATE14
- POSTNEONATAL14
- POSTTENSIONS14
- PROSTITUTORS14
- REPOSSESSORS14
- STERNOCOSTAL14
- TELEUTOSPORE14
- ALDOSTERONES13
- GENEROSITIES13
- GLOSSINESSES13
- GLOSSOLALIAS13
- GLOSSOLALIST13
- GROSSULARITE13
- OSTEOGENESES13
- OSTEOLOGISTS13
- ALLOSAURUSES12
- OSTENTATIONS12
- OTIOSENESSES12
- SENSUOSITIES12
- TORTUOSITIES12
Related word lists
Questions people ask
About this list
Our word list is ENABLE, first published in 2000 and still used by most word games.
Meanings come from Princeton WordNet (2011). How common a word is comes from wordfreq.
Look up PROSTITUTION in Merriam-Webster, Wiktionary, Collins or Dictionary.com. Check it for Scrabble at Merriam-Webster Scrabble.
FAQ
How many 12 letter words with OS in them?
Our dictionary has 540 12-letter words containing OS. It is based on the ENABLE word list used by most word games.
What is the most common 12 letter word containing OS?
PROSTITUTION is the most common in everyday English, followed by PHILOSOPHERS, COMPOSITIONS, TUBERCULOSIS.
What 12 letter word containing OS scores the most in Scrabble?
HOMOZYGOSITY scores 33 points before bonus squares (32 in Words With Friends).