O开头的英语单词
- occasion
- order
- outdoors
- owe
- outside
- oaf
- oust
- off
- official
- onion
- orderly
- overthrow
- overflow
- oversight
- ornament
- overseas
- one
- outline
- occupy
- own
- object
- opus
- onto
- osculate
- oesophagus
- obliterate
- of
- October
- oppress
- optical
- outlier
- ordinal
- occlude
- overlay
- outlive
- overcoat
- oration
- orifice
- Olympic
- outlook
- oatmeal
- optimal
- optimum
- obelisk
- obloquy
- obtrude
- obverse
- oceania
- octagon
- oddball
- offside
- omnibus
- Olympus
- onboard
- overpass
- Ontario
- opacity
- operand
- operant
- Orlando
- Orleans
- osmosis
- Ottoman
- outback
- outcrop
- outgrow
- outflow
- outpost
- overlie
- oxidize
- overturn
- onward
- oxymoron
- oxidation
- overwork
- overshoot
- overdose
- overhang
- overboard
- overdraft
- overbear
- outreach
- outermost
- outnumber
- orthodoxy
- oscillation
- orphanage
- orthogonal
- orientate
- ornamental
- ordinate
- ordnance
- optician
- oncology
- omniscient
- omnipresent
- Oklahoma
- oceanography
- oriental
- occlusion
- obstetrics
- occidental
- oblivion
- obsidian
- observatory
- objectivity
- obdurate
- optimist
- obeisance
- omelette
- ombudsman
- olfactory
- ordination
- overrule
- offshoot
- obstreperous
- overcast
- outright
- opulence
- obscurity
因篇幅关系，字母O开头的单词只列出前 120 个；字母O开头的英语单词由帝一辞典提供查询