8 Letter Words Starting with O
There are 972 8-letter English words that start with O, from OAFISHLY to OZONIZES. The highest scorer in Scrabble® is OXAZEPAM at 28 points.
Word list
O
- oafishly17
- oarlocks14
- oatcakes14
- oatmeals10
- obduracy16
- obdurate11
- obeahism15
- obedient11
- obeisant10
- obelised11
- obelises10
- obelisks14
- obelisms12
- obelized20
- obelizes19
- obeyable15
- obituary13
- objected20
- objector19
- oblately13
- oblation10
- oblatory13
- obligate11
- obligati11
- obligato11
- obligees11
- obligers11
- obliging12
- obligors11
- obliqued20
- obliques19
- oblivion13
- oblongly14
- obscener12
- obscured13
- obscurer12
- obscures12
- observed14
- observer13
- observes13
- obsessed11
- obsesses10
- obsessor10
- obsidian11
- obsolete10
- obstacle12
- obstruct12
- obtained11
- obtainer10
- obtected13
- obtested11
- obtruded12
- obtruder11
- obtrudes11
- obtunded12
- obturate10
- obtusely13
- obtusest10
- obtusity13
- obverses13
- obverted14
- obviable15
- obviated14
- obviates13
- obviator13
- obvolute13
- ocarinas10
- occasion12
- occident13
- occipita14
- occiputs14
- occluded14
- occludes13
- occlusal12
- occulted13
- occulter12
- occultly15
- occupant14
- occupied15
- occupier14
- occupies14
- occurred13
- oceanaut10
- ocellate10
- ochering14
- ocherous13
- ochreous13
- ocotillo10
- octagons11
- octangle11
- octanols10
- octantal10
- octarchy18
- octettes10
- octonary13
- octopods13
- octoroon10
- octupled13
- octuples12
- octuplet12
- octuplex19
- ocularly13
- oculists10
- odalisks13
- oddballs12
- oddities10
- oddments12
- odiously12
- odograph15
- odometer11
- odometry14
- odonates9
- odontoid10
- odorants9
- odorized19
- odorizes18
- odorless9
- odourful12
- odysseys15
- oecology14
- oedemata11
- oedipean11
- oeillade9
- oenology12
- oenomels10
- oersteds9
- oestrins8
- oestriol8
- oestrone8
- oestrous8
- oestrums10
- offbeats16
- offcasts16
- offences16
- offended16
- offender15
- offenses14
- offerers14
- offering15
- offerors14
- officers16
- official16
- offishly20
- offloads15
- offprint16
- offramps18
- offshoot17
- offshore17
- offsides15
- offstage15
- offtrack20
- oftenest11
- ofttimes13
- oghamist14
- ogreisms11
- ogresses9
- ogrishly15
- ohmmeter15
- oilbirds11
- oilcamps14
- oilcloth13
- oilholes11
- oiliness8
- oilpaper12
- oilproof13
- oilseeds9
- oilskins12
- oilstone8
- oiltight12
- oinology12
- oinomels10
- ointment10
- oiticica12
- okeydoke20
- oldsquaw21
- oldsters9
- oldstyle12
- oldwives15
- oleander9
- oleaster8
- olefines11
- olefinic13
- olibanum12
- oligarch14
- oligomer11
- oliguria9
- olivines11
- olivinic13
- ologists9
- olorosos8
- olympiad16
- omelette10
- omentums12
- omicrons12
- omikrons14
- omission10
- omissive13
- omitters10
- omitting11
- omniarch15
- omniform15
- omnimode13
- omnivora13
- omnivore13
- omophagy19
- omphalos15
- onanisms10
- onanists8
- oncidium13
- oncogene11
- oncology14
- oncoming13
- ondogram12
- oneriest8
- onlooker12
- onrushes11
- onstream10
- ontogeny12
- ontology12
- oogamete11
- oogamies11
- oogamous11
- oogenies9
- oogonial9
- oogonium11
- oolachan13
- oologies9
- oologist9
- oomiacks16
- oompahed16
- oophytes16
- oophytic18
- oosperms12
- oosphere13
- oospores10
- oosporic12
- oothecae13
- oothecal13
- ooziness17
- opalesce12
- opalines10
- opaquely22
- opaquest19
- opaquing20
- openable12
- opencast12
- openings11
- openness10
- openwork17
- operable12
- operably15
- operands11
- operants10
- operated11
- operates10
- operatic12
- operator10
- opercele12
- opercula12
- opercule12
- operetta10
- ophidian14
- opiating11
- opinions10
- opiumism14
- opossums12
- oppidans13
- oppilant12
- oppilate12
- opponent12
- opposers12
- opposing13
- opposite12
- oppugned14
- oppugner13
- opsonify16
- opsonins10
- opsonize19
- optative13
- optician12
- opticist12
- optimise12
- optimism14
- optimist12
- optimize21
- optimums14
- optional10
- optioned11
- optionee10
- opulence12
- opulency15
- opuntias10
- opuscula12
- opuscule12
- oquassas17
- oracular10
- oralisms10
- oralists8
- orangery12
- orangier9
- orangish12
- orations8
- oratorio8
- oratress8
- orbitals10
- orbiters10
- orbiting11
- orchards14
- orchises13
- orchitic15
- orchitis13
- orcinols10
- ordained10
- ordainer9
- orderers9
- ordering10
- ordinals9
- ordinand10
- ordinary12
- ordinate9
- ordnance11
- orective13
- oreganos9
- organdie10
- organics11
- organise9
- organism11
- organist9
- organize18
- organons9
- organums11
- organzas18
- orgasmic13
- orgastic11
- orgulous9
- oribatid11
- oriental8
- oriented9
- orifices13
- origamis11
- origanum11
- original9
- orinasal8
- ornament10
- ornately11
- ornerier8
- ornithes11
- ornithic13
- orogenic11
- orometer10
- orphaned14
- orphical15
- orphreys16
- orpiment12
- orreries8
- orthicon13
- orthodox19
- orthoepy16
- orthoses11
- orthosis11
- orthotic13
- ortolans8
- oscinine10
- oscitant10
- osculant10
- osculate10
- osmosing11
- osmundas11
- osnaburg11
- ossicles10
- ossified12
- ossifier11
- ossifies11
- osteitic10
- osteitis8
- osteoids9
- osteomas10
- osteoses8
- osteosis8
- ostinato8
- ostiolar8
- ostioles8
- ostmarks14
- ostomies10
- ostracod11
- ostracon10
- otalgias9
- otalgies9
- otiosely11
- otiosity11
- otitides9
- otocysts13
- otoliths11
- otoscope12
- otoscopy15
- ototoxic17
- ottomans10
- ouabains10
- oughting13
- ouistiti8
- outacted11
- outadded11
- outargue9
- outasked13
- outbacks16
- outbaked15
- outbakes14
- outbarks14
- outbawls13
- outbeams12
- outbitch15
- outblaze19
- outbleat10
- outbless10
- outbloom12
- outbluff16
- outblush13
- outboard11
- outboast10
- outbound11
- outboxed18
- outboxes17
- outbrags11
- outbrave13
- outbrawl13
- outbreak14
- outbreed11
- outbribe12
- outbuild11
- outbuilt10
- outbulks14
- outbully13
- outburns10
- outburnt10
- outburst10
- outcaper12
- outcaste10
- outcasts10
- outcatch15
- outcavil13
- outcharm15
- outcheat13
- outchide14
- outclass10
- outclimb14
- outclomb14
- outcoach15
- outcomes12
- outcooks14
- outcount10
- outcrawl13
- outcried11
- outcries10
- outcrops12
- outcross10
- outcrows13
- outcurse10
- outcurve13
- outdance11
- outdared10
- outdares9
- outdated10
- outdates9
- outdodge11
- outdoers9
- outdoing10
- outdoors9
- outdrags10
- outdrank13
- outdrawn12
- outdraws12
- outdream11
- outdress9
- outdrink13
- outdrive12
- outdrops11
- outdrove12
- outdrunk13
- outduels9
- outearns8
- outeaten8
- outfable13
- outfaced14
- outfaces13
- outfalls11
- outfasts11
- outfawns14
- outfeast11
- outfeels11
- outfield12
- outfight15
- outfinds12
- outfired12
- outfires11
- outflank15
- outflies11
- outflown14
- outflows14
- outfools11
- outfoots11
- outfound12
- outfoxed19
- outfoxes18
- outfrown14
- outgains9
- outgiven12
- outgives12
- outglare9
- outglows12
- outgnawn12
- outgnaws12
- outgoing10
- outgrins9
- outgross9
- outgroup11
- outgrown12
- outgrows12
- outguess9
- outguide10
- outhauls11
- outheard12
- outhears11
- outhomer13
- outhouse11
- outhowls14
- outhumor13
- outhunts11
- outjumps19
- outkeeps14
- outkicks18
- outkills12
- outlands9
- outlasts8
- outlaugh12
- outlawed12
- outlawry14
- outleaps10
- outleapt10
- outlearn8
- outliers8
- outlined9
- outliner8
- outlines8
- outlived12
- outliver11
- outlives11
- outlooks12
- outloved12
- outloves11
- outlying12
- outmarch15
- outmatch15
- outmoded12
- outmodes11
- outmoved14
- outmoves13
- outpaced13
- outpaces12
- outpaint10
- outpitch15
- outplans10
- outplays13
- outplods11
- outplots10
- outpoint10
- outpolls10
- outports10
- outposts10
- outpours10
- outpower13
- outprays13
- outpreen10
- outpress10
- outprice12
- outpulls10
- outpunch15
- outquote17
- outraced11
- outraces10
- outraged10
- outrages9
- outraise8
- outrance10
- outrange9
- outranks12
- outrated9
- outrates8
- outraved12
- outraves11
- outreach13
- outreads9
- outrider9
- outrides9
- outright12
- outrings9
- outrival11
- outroars8
- outrocks14
- outrolls8
- outroots8
Point values shown are Scrabble® (letters only, before board bonuses). Browse deeper via the word-lists hub.
Showing the first 600 of 972 words. Use the pattern search to narrow further, or filter with the unscrambler.
Highest-scoring word in this list
The single highest-scoring word here in Scrabble® is oxazepam at 28 points (letters only, before board bonuses).
FAQs
How many 8-letter words start with O?
972 valid 8-letter English words begin with O.
Are these valid in Wordle and Scrabble?
Every word here comes from a standard English dictionary. UK Scrabble (Collins/SOWPODS) accepts all of them; a handful may not be legal in the North American TWL word list.