o开头单词

• oncoming
• outstrip
• obsess
• ominous
• octagon
• overture
• oxide
• obnoxious
• oblong
• overthrow
• optic
• outlaw
• obligate
• outcast
• obedient
• oar
• overrun
• overweight
• oxidize
• observance
• onlooker
• overdose
• obstinate
• oblique
• onus
• outskirts
• obese
• oatmeal
• optimism
• ovation
• oasis
• obliging
• offence
• ostentation
• odorless
• odds
• outgrow
• overt
• optometrist
• oddly
• oust
• oversight
• overbalance
• overdue
• overcast
• overconfident
• outbreak
• oversee
• obliterate
• outcry
• oxen
• ongoing
• overturn
• opaque
• obligatory
• onset
• overburden
• ordinance
• onslaught
• outright
• outlying
• outfit
• opposed
• overload
• outgoing
• odor
• orbital
• ozone
• outweigh
• osprey
• outspoken
• oyster
• outrage
• overwhelm
• octopus
• obsession
• ooze
• optimist
• outlast
• outgrowth
• olfactory
• orientation
• oath
• opposition
• occupant
• outermost
• offspring
• outmoded
• ornamentation
• obtainable
• obstruction
• ornamental
• overtax
• overlap
• originality
• overcharge
• ordeal
• orchid
• orchard
• obstruct
• optimal
• overestimate
• offshore
• optimum
• obsolete
• obesity
• overhaul
• overhear
• overflow
• opt
• one
• or
• outline
• overcoat
• obvious
• organize
• obligation
• oversea
• opera
• orchestra
• objection
• out
• office
• on
• offensive
• omit
• oval
• oxygen
• obscure
• optics
• origin
• own
• overseas
• off
• outwards
• outdated
• orient
• occasion
• ounce
• oratorio
• odyssey
• originate
• okay
• ornament
• optimistic
• oral
• oriental
• overall
• October
• obviously
• oppress
• old
• ocean
• offend
• overcome
• optional
• operation
• original
• Oceania
• outlet
• outcome
• occasionally
• occasional
• olfaction
• opening
• observe
• over
• owner
• organism
• organic
• only
• odour
• ownership
• overtake
• output
• organ
• occur
• opponent
• ore
• our
• oneself
• option
• outlook
• opus
• other
• once
• otter
• otherwise
• ourselves
• obsidian
• opalescent
• optimize
• overdraft
• oviduct
• occurrence
• operator
• objective
• obdurate
• obedience
• obsolescence
• orbit
• obtrusive
• offshoot
• ordinate
• outdistance
• outstanding
• outfield
• odd
• outlay
• outmost
• outnumber
• outpatient
• observation
• ovarian
• overlie
• oil
• overlord
• overtone
• offstage
• overuse
• ours
• owl
• ox
• obey
• obstacle
• offer
• oblivion
• oppressor
• overland
• onto
• often
• outskirt
• of
• overnight
• outward
• obstinacy
• opportunity
• officer
• orderly
• ought
• obsequious
• outer
• optical