8-letter words starting with O
There are 972 eight-letter words starting with O in our dictionary. The most common are OFFICIAL, ORIGINAL, OBSERVED, OBSESSED and OBTAINED.
Every word here is exactly 8 letters long and begins with O. Handy when you know the first letters and the length, as in crosswords and Wordle-style puzzles.
8-letter words starting with O
- official16
- original9
- observed14
- obsessed11
- obtained11
- occasion12
- occupied15
- occurred13
- offering15
- officers16
- operated11
- operates10
- operator10
- opinions10
- opponent12
- opposing13
- opposite12
- ordering10
- ordinary12
- oriented9
- outcomes12
- overcome15
- overseas11
- overview17
- obedient11
- obituary13
- objected20
- oblivion13
- obscured13
- observer13
- observes13
- obsolete10
- obstacle12
- obstruct12
- occupant14
- occupies14
- offences16
- offended16
- offender15
- offenses14
- offshore17
- omission10
- oncology14
- oncoming13
- openings11
- openness10
- optimism14
- optimist12
- optimize21
- optional10
- orbiting11
- orchards14
- ordained10
- ordnance11
- organise9
- organism11
- organize18
- oriental8
- ornament10
- orphaned14
- orthodox19
- outbound11
- outbreak14
- outburst10
- outdated10
- outdoors9
- outfield12
- outgoing10
- outlawed12
- outlined9
- outlines8
- outlying12
- outraged10
- outreach13
- outright12
- outsider9
- outweigh15
- overalls11
- overcame15
- overcast13
- overdose12
- overflow17
- overhaul14
- overhead15
- overland12
- overload12
- overlook15
- overlord12
- override12
- overseen11
- oversees11
- overtake15
- overtime13
- overtook15
- overture11
- overturn11
- oatcakes14
- obdurate11
- obelisks14
- objector19
- oblation10
- obligate11
- obliging12
- obliques19
- obscures12
- obsesses10
- obsidian11
- obtusely13
- obviated14
- obviates13
- occident13
- occluded14
- occlusal12
- occupier14
- ochreous13
- ocotillo10
- octagons11
- oddballs12
- oddities10
- odometer11
- odorants9
- odorless9
- odysseys15
- offloads15
- offshoot17
- offsides15
- offstage15
- ofttimes13
- oilcloth13
- oiliness8
- oilseeds9
- ointment10
- oldsters9
- oleander9
- oligarch14
- oligomer11
- olympiad16
- omelette10
- omitting11
- omnivore13
- oncogene11
- onlooker12
- ontogeny12
- ontology12
- openable12
- opencast12
- openwork17
- operable12
- operands11
- operatic12
- operetta10
- ophidian14
- opossums12
- opposers12
- optative13
- optician12
- optimise12
- optioned11
- opulence12
- oracular10
- orangery12
- orangish12
- orations8
- oratorio8
- orbitals10
- orbiters10
- ordinals9
- ordinate9
- organics11
- organist9
- orgasmic13
- orifices13
- ornately11
- orogenic11
- orthoses11
- orthotic13
- ossicles10
- ossified12
- osteitis8
- ostinato8
- ostracod11
- ottomans10
- outboard11
- outcasts10
- outclass10
- outcries10
- outcrops12
- outdoing10
- outflank15
- outflows14
- outfoxed19
- outgroup11
- outgrown12
- outgrows12
- outhouse11
- outlands9
- outlasts8
- outlawry14
- outliers8
- outlived12
- outlives11
- outlooks12
- outmoded12
- outpaced13
- outpaces12
- outposts10
- outrages9
- outranks12
- outrider9
- outscore10
- outsells8
- outshine11
- outshone11
- outshoot11
- outsides9
- outsized18
- outskirt12
- outsmart10
- outspend11
- outspent10
- outstrip10
- outtakes12
- outvoted12
- outwards12
- outworks15
- ovations11
- overages12
- overawed15
- overbite13
- overcoat13
- overcook17
- overdoes12
- overdone12
- overdraw15
- overdubs14
- overfeed15
- overfill14
- overfull14
- overhand15
- overhang15
- overhear14
- overheat14
- overhung15
- overhype19
- overkill15
- overlaid12
- overlain11
- overlaps13
- overlays14
- overleaf14
- overlies11
- overlong12
- overmuch18
- overpaid14
- overpass13
- overplay16
- overrate11
- overripe13
- overrode12
- overrule11
- overruns11
- overseer11
- oversell11
- overshot14
- oversize20
- oversold12
- oversoul11
- overstay14
- overstep13
- overtone11
- overused12
- overwork18
- oviducts14
- oviposit13
- ovulated12
- oxalates15
- oxidants16
- oxidases16
- oxidised17
- oxidized26
- oxidizer25
- oxidizes25
- oxymoron20
- oxytocin20
- oafishly17
- oarlocks14
- oatmeals10
- obduracy16
- obeahism15
- obeisant10
- obelised11
- obelises10
- obelisms12
- obelized20
- obelizes19
- obeyable15
- oblately13
- oblatory13
- obligati11
- obligato11
8-letter words starting with O…
Other lengths starting with O
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