Eight-letter words starting with O
972 eight-letter words begin with the letter O. The complete list is below in alphabetical order, grouped by second letter so you can scan straight to the ones that fit your puzzle.
Most common eight-letter words starting with O
Ranked by how often they appear in written English.
- original
- official
- overview
- optional
- offering
- obtained
- opinions
- officers
- ordering
- outdoors
- operator
- observed
- occurred
- oriented
- operated
- overseas
- ordinary
- outcomes
- opposite
- occasion
- offshore
- outreach
- occupied
- observer
Highest-scoring eight-letter words starting with O
Standard Scrabble tile values, before any board multipliers.
- oxazepam 28
- ozonized 27
- oxidized 26
- ozonizer 26
- ozonizes 26
- oxidizer 25
- oxidizes 25
- oxazines 24
- oxpecker 23
- oxyphile 23
- oxyphils 23
- opaquely 22
- oxytocic 22
- oldsquaw 21
- optimize 21
- overjoys 21
- oxyacids 21
- oxygenic 21
- obelized 20
- objected 20
- obliqued 20
- offishly 20
- offtrack 20
- okeydoke 20
All 972 eight-letter words starting with O
OA 4
- oafishly
- oarlocks
- oatcakes
- oatmeals
OB 62
- obduracy
- obdurate
- obeahism
- obedient
- obeisant
- obelised
- obelises
- obelisks
- obelisms
- obelized
- obelizes
- obeyable
- obituary
- objected
- objector
- oblately
- oblation
- oblatory
- obligate
- obligati
- obligato
- obligees
- obligers
- obliging
- obligors
- obliqued
- obliques
- oblivion
- oblongly
- obscener
- obscured
- obscurer
- obscures
- observed
- observer
- observes
- obsessed
- obsesses
- obsessor
- obsidian
- obsolete
- obstacle
- obstruct
- obtained
- obtainer
- obtected
- obtested
- obtruded
- obtruder
- obtrudes
- obtunded
- obturate
- obtusely
- obtusest
- obtusity
- obverses
- obverted
- obviable
- obviated
- obviates
- obviator
- obvolute
OC 37
- ocarinas
- occasion
- occident
- occipita
- occiputs
- occluded
- occludes
- occlusal
- occulted
- occulter
- occultly
- occupant
- occupied
- occupier
- occupies
- occurred
- oceanaut
- ocellate
- ochering
- ocherous
- ochreous
- ocotillo
- octagons
- octangle
- octanols
- octantal
- octarchy
- octettes
- octonary
- octopods
- octoroon
- octupled
- octuples
- octuplet
- octuplex
- ocularly
- oculists
OD 16
- odalisks
- oddballs
- oddities
- oddments
- odiously
- odograph
- odometer
- odometry
- odonates
- odontoid
- odorants
- odorized
- odorizes
- odorless
- odourful
- odysseys
OE 12
- oecology
- oedemata
- oedipean
- oeillade
- oenology
- oenomels
- oersteds
- oestrins
- oestriol
- oestrone
- oestrous
- oestrums
OF 22
- offbeats
- offcasts
- offences
- offended
- offender
- offenses
- offerers
- offering
- offerors
- officers
- official
- offishly
- offloads
- offprint
- offramps
- offshoot
- offshore
- offsides
- offstage
- offtrack
- oftenest
- ofttimes
OG 4
- oghamist
- ogreisms
- ogresses
- ogrishly
OH 1
- ohmmeter
OI 15
- oilbirds
- oilcamps
- oilcloth
- oilholes
- oiliness
- oilpaper
- oilproof
- oilseeds
- oilskins
- oilstone
- oiltight
- oinology
- oinomels
- ointment
- oiticica
OK 1
- okeydoke
OL 17
- oldsquaw
- oldsters
- oldstyle
- oldwives
- oleander
- oleaster
- olefines
- olefinic
- olibanum
- oligarch
- oligomer
- oliguria
- olivines
- olivinic
- ologists
- olorosos
- olympiad
OM 15
- omelette
- omentums
- omicrons
- omikrons
- omission
- omissive
- omitters
- omitting
- omniarch
- omniform
- omnimode
- omnivora
- omnivore
- omophagy
- omphalos
ON 13
- onanisms
- onanists
- oncidium
- oncogene
- oncology
- oncoming
- ondogram
- oneriest
- onlooker
- onrushes
- onstream
- ontogeny
- ontology
OO 20
- oogamete
- oogamies
- oogamous
- oogenies
- oogonial
- oogonium
- oolachan
- oologies
- oologist
- oomiacks
- oompahed
- oophytes
- oophytic
- oosperms
- oosphere
- oospores
- oosporic
- oothecae
- oothecal
- ooziness
OP 55
- opalesce
- opalines
- opaquely
- opaquest
- opaquing
- openable
- opencast
- openings
- openness
- openwork
- operable
- operably
- operands
- operants
- operated
- operates
- operatic
- operator
- opercele
- opercula
- opercule
- operetta
- ophidian
- opiating
- opinions
- opiumism
- opossums
- oppidans
- oppilant
- oppilate
- opponent
- opposers
- opposing
- opposite
- oppugned
- oppugner
- opsonify
- opsonins
- opsonize
- optative
- optician
- opticist
- optimise
- optimism
- optimist
- optimize
- optimums
- optional
- optioned
- optionee
- opulence
- opulency
- opuntias
- opuscula
- opuscule
OQ 1
- oquassas
OR 67
- oracular
- oralisms
- oralists
- orangery
- orangier
- orangish
- orations
- oratorio
- oratress
- orbitals
- orbiters
- orbiting
- orchards
- orchises
- orchitic
- orchitis
- orcinols
- ordained
- ordainer
- orderers
- ordering
- ordinals
- ordinand
- ordinary
- ordinate
- ordnance
- orective
- oreganos
- organdie
- organics
- organise
- organism
- organist
- organize
- organons
- organums
- organzas
- orgasmic
- orgastic
- orgulous
- oribatid
- oriental
- oriented
- orifices
- origamis
- origanum
- original
- orinasal
- ornament
- ornately
- ornerier
- ornithes
- ornithic
- orogenic
- orometer
- orphaned
- orphical
- orphreys
- orpiment
- orreries
- orthicon
- orthodox
- orthoepy
- orthoses
- orthosis
- orthotic
- ortolans
OS 24
- oscinine
- oscitant
- osculant
- osculate
- osmosing
- osmundas
- osnaburg
- ossicles
- ossified
- ossifier
- ossifies
- osteitic
- osteitis
- osteoids
- osteomas
- osteoses
- osteosis
- ostinato
- ostiolar
- ostioles
- ostmarks
- ostomies
- ostracod
- ostracon
OT 11
- otalgias
- otalgies
- otiosely
- otiosity
- otitides
- otocysts
- otoliths
- otoscope
- otoscopy
- ototoxic
- ottomans
OU 300
- ouabains
- oughting
- ouistiti
- outacted
- outadded
- outargue
- outasked
- outbacks
- outbaked
- outbakes
- outbarks
- outbawls
- outbeams
- outbitch
- outblaze
- outbleat
- outbless
- outbloom
- outbluff
- outblush
- outboard
- outboast
- outbound
- outboxed
- outboxes
- outbrags
- outbrave
- outbrawl
- outbreak
- outbreed
- outbribe
- outbuild
- outbuilt
- outbulks
- outbully
- outburns
- outburnt
- outburst
- outcaper
- outcaste
- outcasts
- outcatch
- outcavil
- outcharm
- outcheat
- outchide
- outclass
- outclimb
- outclomb
- outcoach
- outcomes
- outcooks
- outcount
- outcrawl
- outcried
- outcries
- outcrops
- outcross
- outcrows
- outcurse
- outcurve
- outdance
- outdared
- outdares
- outdated
- outdates
- outdodge
- outdoers
- outdoing
- outdoors
- outdrags
- outdrank
- outdrawn
- outdraws
- outdream
- outdress
- outdrink
- outdrive
- outdrops
- outdrove
- outdrunk
- outduels
- outearns
- outeaten
- outfable
- outfaced
- outfaces
- outfalls
- outfasts
- outfawns
- outfeast
- outfeels
- outfield
- outfight
- outfinds
- outfired
- outfires
- outflank
- outflies
- outflown
- outflows
- outfools
- outfoots
- outfound
- outfoxed
- outfoxes
- outfrown
- outgains
- outgiven
- outgives
- outglare
- outglows
- outgnawn
- outgnaws
- outgoing
- outgrins
- outgross
- outgroup
- outgrown
- outgrows
- outguess
- outguide
- outhauls
- outheard
- outhears
- outhomer
- outhouse
- outhowls
- outhumor
- outhunts
- outjumps
- outkeeps
- outkicks
- outkills
- outlands
- outlasts
- outlaugh
- outlawed
- outlawry
- outleaps
- outleapt
- outlearn
- outliers
- outlined
- outliner
- outlines
- outlived
- outliver
- outlives
- outlooks
- outloved
- outloves
- outlying
- outmarch
- outmatch
- outmoded
- outmodes
- outmoved
- outmoves
- outpaced
- outpaces
- outpaint
- outpitch
- outplans
- outplays
- outplods
- outplots
- outpoint
- outpolls
- outports
- outposts
- outpours
- outpower
- outprays
- outpreen
- outpress
- outprice
- outpulls
- outpunch
- outquote
- outraced
- outraces
- outraged
- outrages
- outraise
- outrance
- outrange
- outranks
- outrated
- outrates
- outraved
- outraves
- outreach
- outreads
- outrider
- outrides
- outright
- outrings
- outrival
- outroars
- outrocks
- outrolls
- outroots
- outrowed
- outsails
- outsavor
- outscold
- outscoop
- outscore
- outscorn
- outsells
- outserts
- outserve
- outshame
- outshine
- outshone
- outshoot
- outshout
- outsider
- outsides
- outsight
- outsings
- outsized
- outsizes
- outskate
- outskirt
- outsleep
- outslept
- outslick
- outsmart
- outsmile
- outsmoke
- outsnore
- outsoars
- outsoles
- outspans
- outspeak
- outspeed
- outspell
- outspelt
- outspend
- outspent
- outspoke
- outstand
- outstare
- outstart
- outstate
- outstays
- outsteer
- outstood
- outstrip
- outstudy
- outstunt
- outsulks
- outsware
- outswear
- outswims
- outswore
- outsworn
- outtakes
- outtalks
- outtasks
- outtells
- outthank
- outthink
- outthrew
- outthrob
- outthrow
- outtower
- outtrade
- outtrick
- outtrots
- outtrump
- outturns
- outvalue
- outvaunt
- outvoice
- outvoted
- outvotes
- outvying
- outwaits
- outwalks
- outwards
- outwaste
- outwatch
- outwears
- outweary
- outweeps
- outweigh
- outwhirl
- outwiled
- outwiles
- outwills
- outwinds
- outworks
- outwrite
- outwrote
- outyells
- outyelps
- outyield
OV 233
- ovalness
- ovariole
- ovaritis
- ovations
- ovenbird
- ovenlike
- ovenware
- overable
- overacts
- overaged
- overages
- overalls
- overarch
- overawed
- overawes
- overbake
- overbear
- overbeat
- overbets
- overbids
- overbill
- overbite
- overblew
- overblow
- overboil
- overbold
- overbook
- overbore
- overborn
- overbred
- overburn
- overbusy
- overbuys
- overcall
- overcame
- overcast
- overcoat
- overcold
- overcome
- overcook
- overcool
- overcram
- overcrop
- overcure
- overcuts
- overdare
- overdear
- overdeck
- overdoer
- overdoes
- overdogs
- overdone
- overdose
- overdraw
- overdrew
- overdubs
- overdyed
- overdyes
- overeasy
- overeats
- overedit
- overfast
- overfear
- overfeed
- overfill
- overfish
- overflew
- overflow
- overfond
- overfoul
- overfree
- overfull
- overfund
- overgild
- overgilt
- overgird
- overgirt
- overglad
- overgoad
- overgrew
- overgrow
- overhand
- overhang
- overhard
- overhate
- overhaul
- overhead
- overheap
- overhear
- overheat
- overheld
- overhigh
- overhold
- overholy
- overhope
- overhung
- overhunt
- overhype
- overidle
- overjoys
- overjust
- overkeen
- overkill
- overkind
- overlade
- overlaid
- overlain
- overland
- overlaps
- overlate
- overlays
- overleaf
- overleap
- overlend
- overlent
- overlets
- overlewd
- overlies
- overlive
- overload
- overlong
- overlook
- overlord
- overloud
- overlove
- overlush
- overmans
- overmany
- overmeek
- overmelt
- overmild
- overmilk
- overmine
- overmuch
- overnear
- overneat
- overnice
- overpaid
- overpass
- overpast
- overpays
- overpert
- overplan
- overplay
- overplot
- overplus
- overpump
- overrank
- overrash
- overrate
- overrich
- override
- overrife
- overripe
- overrode
- overrude
- overruff
- overrule
- overruns
- oversale
- oversalt
- oversave
- overseas
- overseed
- overseen
- overseer
- oversees
- oversell
- oversets
- oversewn
- oversews
- overshoe
- overshot
- oversick
- overside
- oversize
- overslip
- overslow
- oversoak
- oversoft
- oversold
- oversoon
- oversoul
- overspin
- overstay
- overstep
- overstir
- oversuds
- oversups
- oversure
- overtake
- overtalk
- overtame
- overtart
- overtask
- overthin
- overtime
- overtips
- overtire
- overtoil
- overtone
- overtook
- overtops
- overtrim
- overture
- overturn
- overurge
- overused
- overuses
- overview
- overvote
- overwarm
- overwary
- overweak
- overwear
- overween
- overwets
- overwide
- overwily
- overwind
- overwise
- overword
- overwore
- overwork
- overworn
- overzeal
- ovicidal
- ovicides
- oviducal
- oviducts
- oviposit
- ovulated
- ovulates
OW 1
- owlishly
OX 31
- oxalated
- oxalates
- oxalises
- oxazepam
- oxazines
- oxbloods
- oxhearts
- oxidable
- oxidants
- oxidases
- oxidasic
- oxidated
- oxidates
- oxidised
- oxidiser
- oxidises
- oxidized
- oxidizer
- oxidizes
- oxpecker
- oxtongue
- oxyacids
- oxygenic
- oxymoron
- oxyphile
- oxyphils
- oxysalts
- oxysomes
- oxytocic
- oxytocin
- oxytones
OY 2
- oystered
- oysterer
OZ 8
- ozonated
- ozonates
- ozonides
- ozonised
- ozonises
- ozonized
- ozonizer
- ozonizes
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Common questions
How many eight-letter words start with O?
There are 972 eight-letter words beginning with O, all listed on this page in alphabetical order.
What are the most common eight-letter words starting with O?
Ranked by how often they appear in written English, the most common are: original, official, overview, optional, offering, obtained, opinions, officers. The full "most common" list is near the top of this page.
What is the highest-scoring eight-letter word starting with O in Scrabble?
oxazepam scores 28 points on plain tiles, before any double- or triple-word squares. Premium squares and the 50-point bingo bonus can change the ranking completely.
Are proper nouns and abbreviations included?
No. The list only contains words from the ENABLE lexicon, which excludes proper nouns, abbreviations and hyphenated forms — the same rule tournament Scrabble and most word games follow. Read more on the methodology page.
Counted from a 172,749-word public-domain lexicon, last reviewed 2026-08-01. How this list was built.