9-Letter Words Starting With O

922 valid 9-letter words starting with O. Use for Scrabble, Words With Friends, Wordle, crosswords.

Top-scoring 9-letter words starting with O

oxazepams29
outdazzle28
ozonizing28
oxidizing27
ozonizers27
objectify26
oxidizers26
oxyphilic26
okeydokey24
outjinxed24
oxpeckers24
oxyphiles24
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All 9-letter words starting with O (showing 400 of 922)

oakmosses15
oarfishes15
oarswoman14
oarswomen14
oasthouse12
obbligati14
obbligato14
obcordate14
obeahisms16
obedience14
obeisance13
obelising12
obelizing21
obesities11
obfuscate16
objectify26
objecting21
objection20
objective23
objectors20
objurgate19
oblations11
obligated13
obligates12
obligatos12
obliquely23
obliquing21
obliquity23
oblivions14
oblivious14
obloquies20
obnoxious18
obscenely16
obscenest13
obscenity16
obscurant13
obscurely16
obscurest13
obscuring14
obscurity16
obsequies20
observant14
observers14
observing15
obsessing12
obsession11
obsessive14
obsessors11
obsidians12
obsolesce13
obsoleted12
obsoletes11
obstacles13
obstetric13
obstinacy16
obstinate11
obstructs13
obtainers11
obtaining12
obtesting12
obtruders12
obtruding13
obtrusion11
obtrusive14
obtunding13
obturated12
obturates11
obturator11
obversely17
obverting15
obviating15
obviation14
obviators14
obviously17
occasions13
occidents14
occipital15
occluding15
occlusion13
occlusive16
occulters13
occulting14
occultism15
occultist13
occupancy20
occupants15
occupiers15
occupying19
occurrent13
occurring14
oceanaria11
oceanauts11
ochlocrat16
ocotillos11
octagonal12
octahedra15
octameter13
octangles12
octillion11
octoploid14
octopodes14
octopuses13
octoroons11
octothorp16
octuplets13
octupling14
ocularist11
odalisque19
oddnesses11
oddsmaker17
odographs16
odometers12
odontoids11
odorizing20
odorously13
oedipally15
oeillades10
oenophile14
oesophagi15
oestriols9
oestrones9
oestruses9
offenders16
offending17
offensive18
offerings16
offertory18
offhanded20
officered18
officials17
officiant17
officiary20
officiate17
officinal17
officious17
offloaded17
offprints17
offscreen17
offshoots18
offspring18
offstages16
oghamists15
ohmically19
ohmmeters16
oilcloths14
oilpapers13
oilstones9
ointments11
oiticicas13
okeydokey24
oldnesses10
oldsquaws22
oldstyles13
oleanders10
oleasters9
olecranon11
oleograph15
oleoresin9
olfaction14
olfactory17
olibanums13
oligarchs15
oligarchy18
oligomers12
oligopoly15
oligurias10
olivenite12
ololiuqui18
olympiads17
ombudsman16
ombudsmen16
omelettes11
ominously14
omissible13
omissions11
ommatidia14
omniarchs16
omnibuses13
omnirange12
omnivores14
onanistic11
oncidiums14
oncogenes12
oncogenic14
oncologic14
oncomings14
ondograms13
onenesses9
onerously12
onionskin13
onlookers13
onlooking14
onomastic13
onrushing13
onslaught13
ontically14
oogametes12
oogeneses10
oogenesis10
oogenetic12
oogoniums12
oolachans14
oologists10
oompahing17
oospheres14
opacified17
opacifies16
opacities13
opalesced14
opalesces13
openworks18
operagoer12
operantly14
operatics13
operating12
operation11
operative14
operators11
operceles13
opercular13
opercules13
operculum15
operettas11
operosely14
ophidians15
ophiuroid15
opinioned12
opiumisms15
oppilated14
oppilates13
opponents13
opportune13
opposable15
opposites13
oppressed14
oppresses13
oppressor13
oppugners14
oppugning15
opsonized21
opsonizes20
optatives14
optically16
opticians13
opticists13
optimally16
optimised14
optimises13
optimisms15
optimists13
optimized23
optimizer22
optimizes22
optionals11
optionees11
optioning12
optometry16
opulences13
opulently14
opuscules13
opusculum15
oralities9
orangeade11
orangerie10
orangiest10
orangutan10
oratories9
oratorios9
oratrices11
orbicular13
orchestra14
ordainers10
ordaining11
orderable12
orderless10
orderlies10
ordinance12
ordinands11
ordinates10
ordnances12
organdies11
organelle10
organised11
organiser10
organises10
organisms12
organists10
organized20
organizer19
organizes19
organzine19
orgiastic12
oribatids12
orientals9
orientate9
orienteer9
orienting10
orificial14
oriflamme16
origanums12
originals10
originate10
orinasals9
ornaments11
orneriest9
ornithine12
orogenies10
orography18
orologies10
orometers11
orphanage15
orphaning15
orpiments13
orrisroot9
orthicons14
orthodoxy23
orthoepic16
orthotics14
orthotist12
oscillate11
osculated12
osculates11
osmeteria11
osmometer13
osmometry16
osnaburgs12
ossicular11
ossifiers12
ossifrage13
ossifying16
ossuaries9
ostensive12
osteocyte14
osteology13
osteomata11
osteopath14
ostiaries9
ostinatos9
ostosises9
ostracise11
ostracism13
ostracize20
ostracode12
ostracods12
ostriches14
otherness12
otherwise15
otocystic16
otolithic14
otologies10
otoscopes13
oubliette11
ouistitis9
ourselves12
outacting12
outadding12
outargued11
outargues10
outasking14
outbaking16
outbarked16
outbawled15
outbeamed14
outbegged14
outbidden13
outblazed21
outblazes20
outbleats11
outblooms13
outbluffs17
outboards12
outboasts11
outbought15
outboxing19
outbraved15
outbraves14
outbrawls14
outbreaks15
outbreeds12
outbribed14
outbribes13
outbuilds12
outbulked16
outburned12
outbursts11
outbuying15
outcapers13
outcastes11
outcaught15
outcavils14
outcharge15
outcharms16
outcheats14
outchided16
outchides15
outclimbs15
outcooked16
outcounts11
outcrawls14
outcrowed15

9-letter words ending with O

About 9-letter words starting with O

How many 9-letter words starting with O?

There are 922 valid 9-letter English words starting with the letter O.

What is the highest-scoring 9-letter word starting with O?

"OXAZEPAMS" with 29 points in Scrabble.

Are these accepted in Scrabble and Words With Friends?

All words come from the ENABLE word list, accepted by Words With Friends and most open Scrabble apps.

Can I use these for Wordle?

Wordle uses 5-letter words. Try our 5-letter words starting with O page.