8-letter words starting with O
1744 words — Scrabble scores shown
There are 1744 8-letter words that start with the letter O in our word list. All words are valid in standard English dictionaries and can be used in Scrabble and Words with Friends. The number shown on each word is its Scrabble point value.
2-letter
(19)
3-letter
(91)
4-letter
(201)
5-letter
(334)
6-letter
(705)
7-letter
(1196)
8-letter
(1744)
9-letter
(1892)
10-letter
(1726)
11-letter
(1373)
12-letter
(1021)
13-letter
(797)
14-letter
(598)
15-letter
(403)
- onychium18
- onychoid17
- onymancy18
- onymatic15
- onyxitis18
- ooangium11
- oocyesis13
- oocystic15
- oocystis13
- oogamete11
- oogamies11
- oogamous11
- oogenies9
- oogonial9
- oogonium11
- ookinete12
- oolachan13
- oologies9
- oologist9
- oologize18
- oomantia10
- oometric12
- oomiacks16
- oomycete15
- oophoric15
- oophoron13
- oophytes16
- oophytic18
- oosperms12
- oosphere13
- oospores10
- oosporic12
- oothecae13
- oothecal13
- ootocoid11
- ootocous10
- ooziness17
- opalesce12
- opalines10
- opalinid11
- opalized20
- opaquely22
- opaquest19
- opaquing20
- opdalite11
- openable12
- openband13
- openbeak16
- openbill12
- opencast12
- openhead14
- openings11
- openness10
- openside11
- openwork17
- operable12
- operably15
- operance12
- operancy15
- operandi11
- operands11
- operants10
- operated11
- operatee10
- operates10
- operatic12
- operator10
- opercele12
- opercled13
- opercula12
- opercule12
- operetta10
- operette10
- ophiasis13
- ophidian14
- ophidion14
- ophidium16
- ophionid14
- ophitism15
- ophiucus15
- ophiuran13
- ophiurid14
- ophthalm18
- opiating11
- opificer15
- opilonea10
- opinable12
- opinably15
- opinator10
- opiniate10
- opinicus12
- opinions10
- opiumism14
- opodymus16
- opopanax19
- opoponax19
- opossums12
- oppidans13
- oppilant12
- oppilate12
- opponens12
- opponent12
- opposers12
- opposing13
- opposite12
- oppossum14
- opposure12
- opprobry17
- oppugned14
- oppugner13
- opsigamy16
- opsimath15
- opsonify16
- opsonins10
- opsonist10
- opsonium12
- opsonize19
- opsonoid11
- optation10
- optative13
- optician12
- opticism14
- opticist12
- opticity15
- optimacy17
- optimate12
- optimise12
- optimism14
- optimist12
- optimity15
- optimize21
- optimums14
- optional10
- optioned11
- optionee10
- optionor10
- optogram13
- optology14
- optotype15
- opulence12
- opulency15
- opuntias10
- opuscula12
- opuscule12
- oquassas17
- orabassu10
- oracular10
- oraculum12
- oragious9
- orangeat9
- orangery12
- orangier9
- orangish12
- orangism11
- orangist9
- orangite9
- orangize18
- orations8
- oratoric10
- oratorio8
- oratress8
- orbation10
- orbilian10
- orbilius10
- orbitale10
- orbitals10
- orbitary13
- orbitele10
- orbiters10
- orbiting11
- orbitude11
- orbulina10
- orcadian11
- orchamus15
- orchanet13
- orchards14
- orchella13
- orchesis13
- orchilla13
- orchises13
- orchitic15
- orchitis13
- orcinols10
- ordained10
- ordainer9
- ordalian9
- ordalium11
- orderers9
- ordering10
- ordinals9
- ordinand10
- ordinant9
- ordinary12
- ordinate9
- ordnance11
- ordosite9
- ordovian12
- ordurous9
- oreamnos10
- orective13