Home · Words · 9-Letter Words with O as the 1st Letter

9-Letter Words with O as the 1st Letter

For Scrabble® and word games, this list of 9-letter words with O in position 1 can help. Popular examples include OAKMOSSES, OARFISHES, OARSWOMAN, plus OARSWOMEN, OASTHOUSE, OBBLIGATI and many more. Try common consonant clusters in other positions while keeping O fixed.

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922 words

Word	Length	Syllables
oakmosses	9	3
oarfishes	9	3
oarswoman	9	3
oarswomen	9	3
oasthouse	9	2
obbligati	9	4
obbligato	9	4
obcordate	9	3
obeahisms	9	3
obedience	9	3
obeisance	9	3
obelising	9	4
obelizing	9	4
obesities	9	4
obfuscate	9	3
objectify	9	4
objecting	9	3
objection	9	3
objective	9	3
objectors	9	3
objurgate	9	3
oblations	9	3
obligated	9	4
obligates	9	4
obligatos	9	4
obliquely	9	4
obliquing	9	3
obliquity	9	4
oblivions	9	3
oblivious	9	3
obloquies	9	3
obnoxious	9	3
obscenely	9	4
obscenest	9	3
obscenity	9	4
obscurant	9	3
obscurely	9	4
obscurest	9	3
obscuring	9	3
obscurity	9	4
obsequies	9	3
observant	9	3
observers	9	3
observing	9	3
obsessing	9	3
obsession	9	3
obsessive	9	3
obsessors	9	3
obsidians	9	3
obsolesce	9	3
obsoleted	9	4
obsoletes	9	4
obstacles	9	3
obstetric	9	3
obstinacy	9	4
obstinate	9	3
obstructs	9	2
obtainers	9	3
obtaining	9	3
obtesting	9	3
obtruders	9	3
obtruding	9	3
obtrusion	9	3
obtrusive	9	3
obtunding	9	3
obturated	9	4
obturates	9	4
obturator	9	4
obversely	9	4
obverting	9	3
obviating	9	3
obviation	9	3
obviators	9	3
obviously	9	3
occasions	9	3
occidents	9	3
occipital	9	4
occluding	9	3
occlusion	9	3
occlusive	9	3
occulters	9	3
occulting	9	3
occultism	9	3
occultist	9	3
occupancy	9	4
occupants	9	3
occupiers	9	3
occupying	9	3
occurrent	9	3
occurring	9	3
oceanaria	9	4
oceanauts	9	3
ochlocrat	9	3
ocotillos	9	4
octagonal	9	4
octahedra	9	4
octameter	9	4
octangles	9	3
octillion	9	3
octoploid	9	3
octopodes	9	4
octopuses	9	4
octoroons	9	3
octothorp	9	3
octuplets	9	3
octupling	9	3
ocularist	9	4
odalisque	9	3
oddnesses	9	3
oddsmaker	9	3
odographs	9	3
odometers	9	4
odontoids	9	3
odorizing	9	4
odorously	9	4
oedipally	9	4
oeillades	9	3
oenophile	9	3
oesophagi	9	4
oestriols	9	2
oestrones	9	3
oestruses	9	3
offenders	9	3
offending	9	3
offensive	9	3
offerings	9	3
offertory	9	4
offhanded	9	3
officered	9	4
officials	9	3
officiant	9	3
officiary	9	4
officiate	9	3
officinal	9	4
officious	9	3
offloaded	9	3
offprints	9	2
offscreen	9	2
offshoots	9	2
offspring	9	2
offstages	9	3
oghamists	9	3
ohmically	9	4
ohmmeters	9	3
oilcloths	9	2
oilpapers	9	3
oilstones	9	3
ointments	9	2
oiticicas	9	4
okeydokey	9	4
oldnesses	9	3
oldsquaws	9	2
oldstyles	9	3
oleanders	9	3
oleasters	9	3
olecranon	9	4
oleograph	9	3
oleoresin	9	4
olfaction	9	3
olfactory	9	4
olibanums	9	4
oligarchs	9	3
oligarchy	9	4
oligomers	9	4
oligopoly	9	5
oligurias	9	4
olivenite	9	4
ololiuqui	9	4
olympiads	9	3
ombudsman	9	3
ombudsmen	9	3
omelettes	9	4
ominously	9	4
omissible	9	3
omissions	9	3
ommatidia	9	4
omniarchs	9	2
omnibuses	9	4
omnirange	9	3
omnivores	9	4
onanistic	9	4
oncidiums	9	3
oncogenes	9	4
oncogenic	9	4
oncologic	9	4
oncomings	9	3
ondograms	9	3
onenesses	9	4
onerously	9	4
onionskin	9	3
onlookers	9	3
onlooking	9	3
onomastic	9	4
onrushing	9	3
onslaught	9	2
ontically	9	4
oogametes	9	4
oogeneses	9	4
oogenesis	9	4
oogenetic	9	4
oogoniums	9	3
oolachans	9	3
oologists	9	3
oompahing	9	3
oospheres	9	3
opacified	9	4
opacifies	9	4
opacities	9	4
opalesced	9	4
opalesces	9	4
openworks	9	3
operagoer	9	4
operantly	9	4
operatics	9	4
operating	9	4
operation	9	4
operative	9	4
operators	9	4
operceles	9	4
opercular	9	4
opercules	9	4
operculum	9	4
operettas	9	4
operosely	9	5
ophidians	9	3
ophiuroid	9	3
opinioned	9	4
opiumisms	9	3
oppilated	9	4
oppilates	9	4
opponents	9	3
opportune	9	3
opposable	9	3
opposites	9	4
oppressed	9	3
oppresses	9	3
oppressor	9	3
oppugners	9	3
oppugning	9	3
opsonized	9	4
opsonizes	9	4
optatives	9	4
optically	9	4
opticians	9	3
opticists	9	3
optimally	9	4
optimised	9	4
optimises	9	4
optimisms	9	3
optimists	9	3
optimized	9	4
optimizer	9	4
optimizes	9	4
optionals	9	3
optionees	9	3
optioning	9	3
optometry	9	4
opulences	9	4
opulently	9	4
opuscules	9	4
opusculum	9	4
oralities	9	4
orangeade	9	3
orangerie	9	3
orangiest	9	3
orangutan	9	4
oratories	9	4
oratorios	9	4
oratrices	9	4
orbicular	9	4
orchestra	9	3
ordainers	9	3
ordaining	9	3
orderable	9	3
orderless	9	3
orderlies	9	3
ordinance	9	3
ordinands	9	3
ordinates	9	4
ordnances	9	3
organdies	9	3
organelle	9	3
organised	9	4
organiser	9	4
organises	9	4
organisms	9	3
organists	9	3
organized	9	4
organizer	9	4
organizes	9	4
organzine	9	3
orgiastic	9	3
oribatids	9	4
orientals	9	3
orientate	9	3
orienteer	9	3
orienting	9	3
orificial	9	4
oriflamme	9	3
origanums	9	4
originals	9	4
originate	9	4
orinasals	9	4
ornaments	9	3
orneriest	9	3
ornithine	9	3
orogenies	9	4
orography	9	4
orologies	9	4
orometers	9	4
orphanage	9	3
orphaning	9	3
orpiments	9	3
orrisroot	9	3
orthicons	9	3
orthodoxy	9	4
orthoepic	9	3
orthotics	9	3
orthotist	9	3
oscillate	9	3
osculated	9	4
osculates	9	4
osmeteria	9	4
osmometer	9	4
osmometry	9	4
osnaburgs	9	3
ossicular	9	4
ossifiers	9	3
ossifrage	9	3
ossifying	9	3
ossuaries	9	3
ostensive	9	3
osteocyte	9	3
osteology	9	4
osteomata	9	4
osteopath	9	3
ostiaries	9	3
ostinatos	9	4
ostosises	9	4
ostracise	9	3
ostracism	9	3
ostracize	9	3
ostracode	9	3
ostracods	9	3
ostriches	9	3
otherness	9	3
otherwise	9	3
otocystic	9	4
otolithic	9	4
otologies	9	4
otoscopes	9	4
oubliette	9	2
ouistitis	9	3
ourselves	9	3
outacting	9	3
outadding	9	3
outargued	9	3
outargues	9	3
outasking	9	3
outbaking	9	3
outbarked	9	3
outbawled	9	3
outbeamed	9	3
outbegged	9	3
outbidden	9	3
outblazed	9	3
outblazes	9	3
outbleats	9	2
outblooms	9	2
outbluffs	9	2
outboards	9	2
outboasts	9	2
outbought	9	2
outboxing	9	3
outbraved	9	3
outbraves	9	3
outbrawls	9	2
outbreaks	9	2
outbreeds	9	2
outbribed	9	3
outbribes	9	3
outbuilds	9	2
outbulked	9	3
outburned	9	3
outbursts	9	2
outbuying	9	2
outcapers	9	3
outcastes	9	3
outcaught	9	2
outcavils	9	3
outcharge	9	2
outcharms	9	2
outcheats	9	2
outchided	9	3
outchides	9	3
outclimbs	9	2
outcooked	9	3
outcounts	9	2
outcrawls	9	2
outcrowed	9	3
outcrying	9	2
outcursed	9	3
outcurses	9	3
outcurves	9	3
outdanced	9	3
outdances	9	3
outdaring	9	3
outdating	9	3
outdazzle	9	2
outdebate	9	3
outdesign	9	3
outdodged	9	3
outdodges	9	3
outdoorsy	9	3
outdreams	9	2
outdreamt	9	2
outdrinks	9	2
outdriven	9	3
outdrives	9	3
outdueled	9	3
outearned	9	3
outeating	9	3
outechoed	9	3
outechoes	9	3
outercoat	9	3
outermost	9	3
outerwear	9	3
outfabled	9	3
outfables	9	3
outfacing	9	3
outfasted	9	3
outfawned	9	3
outfeasts	9	2
outfields	9	2
outfights	9	2
outfigure	9	3
outfiring	9	3
outfished	9	3
outfishes	9	3
outfitted	9	3
outfitter	9	3
outflanks	9	2
outflowed	9	3
outflying	9	2
outfooled	9	3
outfooted	9	3
outfought	9	2
outfoxing	9	3
outfrowns	9	2
outfumble	9	2
outgained	9	3
outgassed	9	3
outgasses	9	3
outgiving	9	3
outglared	9	3
outglares	9	3
outglowed	9	3
outgnawed	9	3
outgoings	9	2
outgroups	9	2
outgrowth	9	2
outguided	9	3
outguides	9	3
outgunned	9	3
outgushes	9	3
outhomers	9	3
outhouses	9	3
outhowled	9	3
outhumors	9	3
outhunted	9	3
outhustle	9	2
outjinxed	9	3
outjinxes	9	3
outjumped	9	3
outjutted	9	3
outkicked	9	3
outkilled	9	3
outkissed	9	3
outkisses	9	3
outlander	9	3
outlasted	9	3
outlaughs	9	2
outlawing	9	3
outlaying	9	2
outleaped	9	3
outlearns	9	2
outlearnt	9	2
outliners	9	3
outlining	9	3
outlivers	9	3
outliving	9	3
outloving	9	3
outmanned	9	3
outmoding	9	3
outmoving	9	3
outmuscle	9	2
outnumber	9	3
outpacing	9	3
outpaints	9	2
outpassed	9	3
outpasses	9	3
outpitied	9	3
outpities	9	3
outplayed	9	2
outpoints	9	2
outpolled	9	3
outpoured	9	3
outpowers	9	3
outprayed	9	2
outpreach	9	2
outpreens	9	2
outpriced	9	3
outprices	9	3
outpulled	9	3
outpushed	9	3
outpushes	9	3
outputted	9	3
outquoted	9	3
outquotes	9	3
outracing	9	3
outraging	9	3
outraised	9	3
outraises	9	3
outrances	9	3
outranged	9	3
outranges	9	3
outranked	9	3
outrating	9	3
outraving	9	3
outridden	9	3
outriders	9	3
outriding	9	3
outrigger	9	3
outrivals	9	3
outroared	9	3
outrocked	9	3
outrolled	9	3
outrooted	9	3
outrowing	9	3
outrushed	9	3
outrushes	9	3
outsailed	9	3
outsavors	9	3
outscheme	9	2
outscolds	9	2
outscoops	9	2
outscored	9	3
outscores	9	3
outscorns	9	2
outseeing	9	2
outserved	9	3
outserves	9	3
outshamed	9	3
outshames	9	3
outshined	9	3
outshines	9	3
outshoots	9	2
outshouts	9	2
outsiders	9	3
outsights	9	2
outsinned	9	3
outskated	9	3
outskates	9	3
outskirts	9	2
outsleeps	9	2
outslicks	9	2
outsmarts	9	2
outsmiled	9	3
outsmiles	9	3
outsmoked	9	3
outsmokes	9	3
outsnored	9	3
outsnores	9	3
outsoared	9	3
outspeaks	9	2
outspeeds	9	2
outspells	9	2
outspends	9	2
outspoken	9	3
outspread	9	2
outsprint	9	2
outstands	9	2
outstared	9	3
outstares	9	3
outstarts	9	2
outstated	9	3
outstates	9	3
outstayed	9	2
outsteers	9	2
outstride	9	2
outstrips	9	2
outstrode	9	2
outstunts	9	2
outsulked	9	3
outswears	9	2
outtalked	9	3
outtasked	9	3
outthanks	9	2
outthinks	9	2
outthrobs	9	2
outthrown	9	2
outthrows	9	2
outthrust	9	2
outtowers	9	3
outtraded	9	3
outtrades	9	3
outtricks	9	2
outtrumps	9	2
outvalued	9	3
outvalues	9	3
outvaunts	9	2
outvoiced	9	3
outvoices	9	3
outvoting	9	3
outwaited	9	3
outwalked	9	3
outwardly	9	3
outwarred	9	3
outwashes	9	3
outwasted	9	3
outwastes	9	3
outweighs	9	2
outwhirls	9	2
outwiling	9	3
outwilled	9	3
outwinded	9	3
outwished	9	3
outwishes	9	3
outwitted	9	3
outworked	9	3
outworker	9	3
outwrites	9	3
outyelled	9	3
outyelped	9	3
outyields	9	2
ovalbumin	9	4
ovalities	9	4
ovarioles	9	4
ovenbirds	9	3
ovenproof	9	3
ovenwares	9	4
overacted	9	4
overalert	9	4
overalled	9	4
overawing	9	4
overbaked	9	4
overbakes	9	4
overbears	9	3
overbeats	9	3
overbills	9	3
overbites	9	4
overblown	9	3
overblows	9	3
overboard	9	3
overboils	9	3
overbooks	9	3
overborne	9	3
overbrief	9	3
overbroad	9	3
overbuild	9	3
overbuilt	9	3
overburns	9	3
overburnt	9	3
overcalls	9	3
overcasts	9	3
overchill	9	3
overclaim	9	3
overclean	9	3
overclear	9	3
overcloud	9	3
overcoach	9	3
overcoats	9	3
overcomer	9	4
overcomes	9	4
overcooks	9	3
overcools	9	3
overcount	9	3
overcrams	9	3
overcrops	9	3
overcrowd	9	3
overcured	9	4
overcures	9	4
overdared	9	4
overdares	9	4
overdecks	9	3
overdoers	9	3
overdoing	9	3
overdosed	9	4
overdoses	9	4
overdraft	9	3
overdrank	9	3
overdrawn	9	3
overdraws	9	3
overdress	9	3
overdried	9	3
overdries	9	3
overdrink	9	3
overdrive	9	3
overdrove	9	3
overdrunk	9	3
overeager	9	4
overeaten	9	4
overeater	9	4
overedits	9	4
overemote	9	4
overexert	9	4
overfavor	9	4
overfears	9	3
overfeeds	9	3
overfills	9	3
overflies	9	3
overflown	9	3
overflows	9	3
overfocus	9	4
overfunds	9	3
overfussy	9	4
overgilds	9	3
overgirds	9	3
overglaze	9	3
overgoads	9	3
overgraze	9	3
overgrown	9	3
overgrows	9	3
overhands	9	3
overhangs	9	3
overhasty	9	4
overhated	9	4
overhates	9	4
overhauls	9	3
overheads	9	3
overheaps	9	3
overheard	9	3
overhears	9	3
overheats	9	3
overholds	9	3
overhoped	9	4
overhopes	9	4
overhunts	9	3
overhyped	9	4
overhypes	9	4
overissue	9	3
overjoyed	9	3
overkills	9	3
overlabor	9	4
overladed	9	4
overladen	9	4
overlades	9	4
overlands	9	3
overlarge	9	3
overleaps	9	3
overleapt	9	3
overlearn	9	3
overlends	9	3
overlight	9	3
overlived	9	4
overlives	9	4
overloads	9	3
overlooks	9	3
overlords	9	3
overloved	9	4
overloves	9	4
overlying	9	3
overmatch	9	3
overmelts	9	3
overmilks	9	3
overmined	9	4
overmines	9	4
overmixed	9	4
overmixes	9	4
overnight	9	3
overpedal	9	4
overplaid	9	3
overplans	9	3
overplant	9	3
overplays	9	3
overplied	9	3
overplies	9	3
overplots	9	3
overpower	9	4
overprice	9	3
overprint	9	3
overprize	9	3
overproof	9	3
overpumps	9	3
overrated	9	4
overrates	9	4
overreach	9	3
overreact	9	3
overrides	9	4
overrigid	9	4
overruffs	9	3
overruled	9	4
overrules	9	4
oversales	9	4
oversalts	9	3
oversauce	9	3
oversaved	9	4
oversaves	9	4
overscale	9	3
overseeds	9	3
overseers	9	3
oversells	9	3
oversewed	9	4
oversexed	9	4
overshirt	9	3
overshoes	9	3
overshoot	9	3
overshots	9	3
oversides	9	4
oversight	9	3
oversized	9	4
oversizes	9	4
overskirt	9	3
oversleep	9	3
overslept	9	3
overslips	9	3
overslipt	9	3
oversmoke	9	3
oversoaks	9	3
oversouls	9	3
overspend	9	3
overspent	9	3
overspill	9	3
overspins	9	3
overstaff	9	3
overstate	9	3
overstays	9	3
oversteer	9	3
oversteps	9	3
overstirs	9	3
overstock	9	3
overstory	9	4
overstrew	9	3
overstuff	9	3
oversweet	9	3
overswing	9	3
overswung	9	3
overtaken	9	4
overtakes	9	4
overtalks	9	3
overtasks	9	3
overtaxed	9	4
overtaxes	9	4
overthink	9	3
overthrew	9	3
overthrow	9	3
overtimed	9	4
overtimes	9	4
overtired	9	4
overtires	9	4
overtness	9	3
overtoils	9	3
overtones	9	4
overtrade	9	3
overtrain	9	3
overtreat	9	3
overtrick	9	3
overtrims	9	3
overtrump	9	3
overtured	9	4
overtures	9	4
overturns	9	3
overurged	9	4
overurges	9	4
overusing	9	4
overvalue	9	3
overviews	9	3
overvivid	9	4
overvoted	9	4
overvotes	9	4
overwarms	9	3
overwater	9	4
overwears	9	3
overweary	9	4
overweens	9	3
overweigh	9	3
overwhelm	9	3
overwinds	9	3
overwords	9	3
overworks	9	3
overwound	9	3
overwrite	9	3
overwrote	9	3
overzeals	9	3
oviductal	9	4
oviparous	9	4
oviposits	9	4
ovotestes	9	4
ovotestis	9	4
ovulating	9	4
ovulation	9	4
ovulatory	9	5
ownership	9	3
oxacillin	9	4
oxalating	9	4
oxazepams	9	4
oxidating	9	4
oxidation	9	4
oxidative	9	4
oxidisers	9	4
oxidising	9	4
oxidizers	9	4
oxidizing	9	4
oxpeckers	9	3
oxtongues	9	3
oxygenate	9	4
oxymorons	9	4
oxyphiles	9	4
oxyphilic	9	4
oxytocics	9	4
oxytocins	9	4
oysterers	9	3
oystering	9	3
oysterman	9	3
oystermen	9	3
ozocerite	9	4
ozokerite	9	4
ozonating	9	4
ozonation	9	4
ozonising	9	4
ozonizers	9	4
ozonizing	9	4

FAQs

How do I play around a fixed O in the 1st slot?
Try mixing common consonant clusters (ST, TR, CH) in other positions while keeping O locked.

Why are uncommon words included?
We compile from a broad English list. Skim the top rows for more common picks.