A comprehensive list of common words that start with O! In the modern English alphabet,Ois the fifteenth letter. In English,Ois the fourth most common letter. It originates in Phoenician times, where it meant “eye.” Although most letters have gone through many changes,Ohas stayed largely the same.Ois usually pronounced “oh” or “aw.”
单词that Start with O
世界卫生大会t Are Words that Start with O?
Simple O Words with Examples
单词 | Example Sentences |
---|---|
Oak | Theold oaktree provided shade on a hot day. |
Odd | It’soddthat she didn’t show up to the party. |
Off | Turnoffthe lights before you leave the room. |
Oil | The chef drizzled oliveoilover the salad. |
Okay | “Are youokay?”asked the concerned friend. |
Old | My grandfather is quiteold,but he’s still active. |
One | Oneof the best books I’ve ever read is “Harry Potter.” |
Open | Pleaseopenthe window to let in some fresh air. |
Orange | Theorangefruit is rich in vitamin C. |
Out | The cat snuckoutof the house through the open window. |
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Positive Words that Start with O
- Oasis
- Oath
- Obedient
- Objective
- Oblige
- Obliging
- Observable
- Observant
- Obtain
- Occasion
- Odyssey
- Offering
- Ok
- Olympian
- Omnipotent
- Omniscient
- Ongoing
- Onset
- Onward
- Open
- Open-minded
- Operable
- Opportune
- Opportunity
- Optimism
- Optimum
- Option
- Opulent
- Orchestrate
- Ordain
- Order
- Orderly
- Organic
- Orgasm
- Oriented
- Original
- Originate
- Ornamental
- Ornate
- Outclass
- Outdo
- Outperform
- Outrank
- Outreach
- Outshine
- Outsmart
- Outstanding
- Ovation
- Overjoyed
- Overtake
Explore more:单词that start withOthat are positive
Descriptive Words that Start with O
- Oafish
- Obdurate
- Obedient
- Obeisant
- Obese
- Objectionable
- Objective
- Obligated
- Oblong
- Obsolete
- Obtainable
- Obtuse
- Obvious
- Occasional
- Oceanic
- Octagonal
- Octogenarian
- Ocular
- Odd
- Odious
- Offbeat
- Offense
- Offensive
- Official
- Oily
- Old
- Olive
- Olympic
- One
- Only
- Opaque
- Open
- Operatic
- Operating
- Operative
- Opportune
- Opposite
- Orange
- Organic
- Ornate
- Other
- Outbound
- Outdated
- Outer
- Outermost
- Outgoing
- Outrageous
- Outside
- Outspoken
- Overt
Related:Descriptive Words
形容词that Start with O
- Oaken
- Oaten
- Obedient
- Obese
- Objectionable
- Oblate
- Obligate
- Obligational
- Obligatory
- Obliging
- Oblique
- Obliterable
- Obliterated
- Oblong
- Obscene
- Obscure
- Observable
- Observant
- Obsolete
- Occasional
- Occult
- Occupied
- Oceanic
- Ocular
- Odd
- Oddest
- Odorless
- Off
- Offbeat
- Offensive
- Offside
- Oily
- Olden
- Olfactory
- Olive
- Omissive
- Omnibus
- One
- Ongoing
- Only
- Open
- Opened
- Operable
- Opportune
- Opposed
- Opposite
- Original
- Orthodox
- Outrageous
- Outstanding
Learn more:形容词that start withO
单词that Start with O that are Used to Describe Someone
- Oafish
- Obedient
- Objectionable
- Obliging
- Oblivious
- Obnoxious
- Obsessive
- Obstructive
- Occupied
- Odd
- Odious
- Offbeat
- Offensive
- Old
- Older
- Oldest
- One
- One-sided
- Open
- Opinionated
- Oppressive
- Optimal
- Optimistic
- Orderly
- Ordinary
- Organized
- Orphaned
- Otherwise
- Our
- Outgoing
- Outlandish
- Outmoded
- Outraged
- Outrageous
- Outspoken
- Outstanding
- Overactive
- Overage
- Overbearing
- Overcautious
- Overjoyed
- Overrated
- Overt
- Overweight
- Overwhelmed
- Overwhelming
- Overworked
- Overwrought
- Overzealous
- Own
Discover more:O Words to Describe Someone
Nouns that Start with O
- Oaf
- Oak
- Oar
- Oatmeal
- Obituary
- Object
- Objection
- Occasion
- Occult
- Occupation
- Ocean
- Octopus
- Odometer
- Odor
- Odyssey
- Offender
- Offer
- Office
- Officer
- Official
- Offshoot
- Oil
- Olive
- Omen
- One
- Onion
- Opal
- Opening
- Opera
- Operator
- Orb
- Orbit
- Otter
- 爆发
- Outcast
- Outcome
- Outcry
- Outdoors
- Outfield
- Outhouse
- Oval
- Ovation
- Oven
- Over
- Overall
- Overcoat
- Owl
- Owner
- Ox
- Oyster
Learn more:开头的名词O
Verbs that start with O
- Obey
- Object
- Obligate
- Oblige
- Obscure
- Observe
- Obsess
- Obstruct
- Obtain
- Occlude
- Occupy
- Occur
- Offend
- Offer
- Officiate
- Ogle
- Ogle
- Omit
- Ooze
- Open
- Operate
- Oppose
- Oppress
- Opt
- Optimize
- Orbit
- Orchestrate
- Ordain
- Order
- Organize
- Orientate
- Oust
- Outgrow
- Outlaw
- Outline
- Outsmart
- Outsource
- Overburden
- Overcome
- Overcook
- Overdo
- Overdraw
- Overflow
- Overhaul
- Overload
- Overpower
- Oversee
- Owe
- Own
Find out more:Verbs that start withO
Common Words that Start with O with Examples
单词 | Example Sentences |
---|---|
Obedient | The dog wasobedientand always followed its owner’s commands. |
Obese | The doctor warned the patient that they were at risk for health problems due to beingobese. |
Objective | The news article was written with anobjectivepoint of view, presenting all sides of the story. |
Obligation | It is myobligationto attend my sister’s wedding, even though I have a lot of work to do. |
Obscure | The meaning of the ancient text wasobscure,and scholars struggled to decipher it. |
Obsess | My friend isobsessedwith collecting antique dolls and has a whole room dedicated to them. |
Obsolete | The old computer wasobsoleteand could no longer run the latest software. |
Obstruct | The fallen treeobstructedthe road and prevented traffic from passing through. |
Obtain | I need toobtaina copy of my birth certificate for my passport application. |
Obvious | It wasobviousthat the politician was lying, as their story kept changing. |
Unique Words that Start with O with Meanings
单词 | Meanings |
---|---|
Oasis | A fertile spot in a desert, where water is found |
Obfuscate | To make something unclear or difficult to understand |
Oblivion | The state of being completely forgotten or unknown |
Obsequious | Overly eager to please or obey |
Odious | Extremely unpleasant or repulsive |
Officious | Overly eager in offering unwanted advice or services |
Ogle | To stare at someone or something in a lewd or desirous manner |
Ominous | Giving the impression that something bad or unpleasant is going to happen |
Opaque | Not able to be seen through; not transparent |
Opulent | Rich and luxurious |
Ornate | Elaborately decorated |
Ostentatious | Showy, in an attempt to impress others |
Ostracize | To exclude someone from a society or group |
Overwrought | In a state of emotional turmoil; excessively nervous or excited |
O Words Image
O Words | List of Words that Start with O
单词that Start with Oa
- Oafish
- Oak
- Oaken
- Oaks
- Oakum
- Oar
- Oars
- Oarsman
- Oarsmen
- Oases
- Oasis
- Oat
- Oaten
- Oath
- Oaths
- Oatmeal
- Oats
单词that Start with Ob
- Obduracy
- Obdurate
- Obedience
- Obedient
- Obediently
- Obeisance
- Obeisant
- Obelisk
- Obelisks
- Oberlin
- Oberon
- Obese
- Obesity
- Obey
- Obeyed
- 服从
- Obeys
- Obituary
- Object
- Objected
- Objecting
- Objection
- Objectionable
- Objections
- Objective
- Objectively
- Objectives
- Objector
- Objectors
- Objects
- Oblate
- Oblation
- Oblations
- Obligate
- Obligated
- Obligation
- Obligational
- Obligations
- Obligatory
- Oblige
- Obliged
- Obliges
- Obliging
- Obligingly
- Oblique
- Obliquely
- Obliquity
- Obliterable
- Obliterate
- Obliterated
- Obliterating
- Obliteration
- Oblivion
- Oblivious
- Oblong
- Obloquy
- Obnoxious
- Obscene
- Obscenity
- Obscura
- Obscure
- Obscured
- Obscurely
- Obscures
- Obscuring
- Obscurities
- Obscurity
- Obsequies
- Obsequious
- Obsequiously
- Obsequiousness
- Observable
- Observance
- Observances
- Observant
- Observation
- Observations
- Observatories
- Observatory
- Observe
- Observed
- Observer
- Observers
- Observes
- Observing
- Obsess
- Obsessed
- Obsession
- Obsessive
- Obsidian
- Obsolete
- Obstacle
- Obstacles
- Obstante
- Obstinacy
- Obstinate
- Obstinately
- Obstreperous
- Obstruct
- Obstructed
- Obstructing
- Obstruction
- Obstructions
- Obstructive
- Obstructs
- Obtain
- Obtainable
- Obtained
- Obtaining
- Obtains
- Obtrude
- Obtruded
- Obtruding
- Obtrusive
- Obtuse
- Obtuseness
- Obverse
- Obviate
- Obviated
- Obvious
- Obviously
单词that Start with Oc
- Occasion
- Occasional
- Occasionally
- Occasioned
- Occasioning
- Occasions
- Occlude
- Occult
- Occupancy
- Occupant
- Occupants
- Occupation
- Occupational
- Occupations
- Occupied
- Occupier
- Occupiers
- Occupies
- Occupy
- Occupying
- Occur
- Occurred
- Occurrence
- Occurrences
- Occurring
- Occurs
- Ocean
- Oceanic
- Oceans
- Ochre
- Oct
- Octagon
- Octagonal
- Octavo
- October
- Octogenarian
- Octopus
- Ocular
- Oculist
单词that Start with Od
- Odd
- Odder
- Oddest
- Oddities
- Oddity
- Oddly
- Odds
- Odes
- Odious
- Odium
- Odometer
- Odor
- Odoriferous
- Odorless
- Odorous
- Odors
- Odyssey
单词that Start with Oe, Of
- Oeuvre
- Oeuvres
- Of
- Off
- Offal
- Offbeat
- Offence
- Offences
- Offend
- Offended
- Offender
- Offenders
- Offending
- Offends
- Offense
- Offenses
- Offensive
- Offensively
- Offer
- Offered
- Offering
- Offerings
- Offers
- Offhand
- Office
- Officer
- Officered
- Officers
- Offices
- Official
- Officially
- Officials
- Officiate
- Officiated
- Officiating
- Officinalis
- Officio
- Officious
- Officiously
- Officiousness
- Offing
- Offset
- Offshoot
- Offshoots
- Offshore
- Offside
- Offspring
- Often
- Oftener
- Oftenest
- Oftentimes
- Ofttimes
单词that Start with Og, Oh, Oi, Ok
- Ogden
- Ogier
- Ogilvie
- Ogilvy
- Ogle
- Oglethorpe
- Ogling
- Oh
- Oil
- Oilcloth
- Oiled
- Oiling
- Oils
- Oilskin
- Oilskins
- Oily
- Ointment
- Ointments
- Ok
单词that Start with Ol
- Old
- Olden
- Older
- Oldest
- Oldfield
- Oldham
- Oleanders
- Olfactory
- Olga
- Oligarchical
- Oligarchy
- Oliphant
- Olive
- Oliver
- Olives
- Olivet
- Olivia
- Olivier
- Olla
- Olly
- Olney
- Olof
- Olsen
- Olson
- Olympia
- Olympian
- Olympic
- Olympus
单词that Start with Om
- Omaha
- 的影子
- 的影子s
- Omega
- Omelet
- Omen
- Omens
- Omer
- Ominous
- Ominously
- Omission
- Omissions
- Omissive
- Omit
- Omits
- Omitted
- Omitting
- Omni
- Omnia
- Omnibus
- Omnibuses
- Omnipotence
- Omnipotent
- Omnipresent
- Omniscience
- Omniscient
- Omnium
- Omnivorous
单词that Start with On
- On
- Once
- Oncoming
- One
- Oneida
- Oneness
- Onerous
- Ones
- Oneself
- One-sided
- Onesimus
- Ongoing
- Onion
- Onions
- Online
- Onlooker
- Onlookers
- Only
- Onset
- Onslaught
- Onto
- Onward
- Onwards
- Ooze
单词that Start with Op
- Opal
- Opalescent
- Opals
- Opaque
- Open
- Opened
- Opening
- Openly
- Open-minded
- Openness
- Opens
- Opera
- Operable
- Operandi
- Operas
- Operate
- Operated
- Operates
- Operatic
- Operating
- Operation
- Operative
- Operatives
- Operator
- Operators
- Opiate
- Opiates
- Opine
- Opined
- Opinion
- Opinionated
- Opinions
- Opium
- Opossum
- Opponent
- Opponents
- Opportune
- Opportunely
- Opportunities
- Opportunity
- Oppose
- Opposed
- Opposer
- Opposers
- Opposes
- Opposing
- Opposite
- Opposites
- Opposition
- Oppositions
- Oppress
- Oppressed
- Oppresses
- Oppressing
- Oppression
- Oppressions
- Oppressive
- Oppressively
- Oppressor
- Oppressors
- Opprobrious
- Opprobrium
- Opt
- Optic
- Optical
- Optics
- Optimal
- Optimism
- Optimist
- Optimistic
- Optimize
- Optimum
- Option
- Optional
- Options
- Opulence
- Opulent
单词that Start with Or
- Or
- Oracle
- Oracles
- Oracular
- Oral
- Orally
- Oran
- Orange
- Oranges
- Oration
- Orations
- 演说家
- 演说家ical
- 演说家io
- 演说家s
- 演说家y
- Orb
- Orbit
- Orbits
- Orbs
- Orchard
- Orchards
- Orchestra
- Orchestral
- Orchestras
- Orchestrate
- Orchid
- Orchids
- Ordain
- Ordained
- Ordaining
- Ordains
- Ordeal
- Ordeals
- Order
- Ordered
- 订购
- Orderlies
- Orderliness
- Orderly
- Orders
- Ordinaire
- Ordinaires
- Ordinance
- Ordinances
- Ordinarily
- Ordinary
- Ordination
- Ordnance
- Ordonnance
- Ore
- Ores
- Organ
- Organic
- Organism
- Organisms
- Organist
- Organization
- Organizations
- Organize
- Organized
- Organizer
- Organizers
- Organizing
- Organs
- Organum
- Orgasm
- Orgies
- Orgy
- Oriel
- Orient
- Oriental
- Orientalist
- Orientals
- Orientate
- Orientation
- Oriented
- Orifice
- Orifices
- Origen
- Origin
- Original
- Originality
- Originally
- Originals
- Originate
- Originated
- Originates
- Originating
- Origination
- Originator
- Originators
- Origins
- Oriole
- Orisons
- Ornament
- Ornamental
- Ornamentation
- Ornamenting
- Ornaments
- Ornate
- Ornery
- Orphan
- Orphaned
- Orphans
- Orthodox
- Orthodoxy
- Orthography
单词that Start with Os
- Oscar
- Oscillating
- Oscillation
- Oscillations
- Osier
- Osiers
- Osman
- Ostensible
- Ostensibly
- Ostentation
- Ostentatious
- Ostentatiously
- Ostler
- Ostracism
- Ostrich
- Ostriches
单词that Start with Ot, Ou
- Other
- Otherwise
- Otter
- Otters
- Oud
- Ought
- Oughtn’t
- Ounce
- Ounces
- Our
- Ours
- Ourselves
- Oursler
- Oust
- Ousted
- Out
- Outa
- Outbound
- 爆发
- 爆发s
- Outbuildings
- Outburst
- Outbursts
- Outcast
- Outcasts
- Outclass
- Outcome
- Outcries
- Outcry
- Outdated
- Outdid
- Outdo
- Outdone
- Outdoor
- Outdoors
- Outer
- Outermost
- Outfield
- Outfit
- Outfits
- Outflanked
- Outflow
- Outgoing
- Outgrow
- Outgrown
- Outgrowth
- Outhouse
- Outhouses
- Outing
- Outlandish
- Outlast
- Outlaw
- 取缔
- Outlawry
- Outlaws
- Outlay
- Outlet
- Outlets
- Outline
- Outlined
- Outlines
- Outlining
- Outlive
- Outlived
- Outlook
- Outlying
- Outmoded
- Outnumber
- Outnumbered
- Outperform
- Outpost
- Outposts
- Outpouring
- Outpourings
- Output
- Outrage
- Outraged
- Outrageous
- Outrageously
- Outrages
- Outraging
- Outram
- Outran
- Outrank
- Outreach
- Outriders
- Outright
- Outro
- Outros
- Outrun
- Outs
- Outset
- Outshine
- Outshone
- Outside
- Outsider
- Outsiders
- Outsides
- Outskirts
- Outsmart
- Outsource
- Outspoken
- Outspread
- Outstanding
- Outstretched
- Outstrip
- Outstripped
- Outward
- Outwardly
- Outwards
- Outweigh
- Outweighed
- Outweighs
- Outwit
- Outwitted
- Outwork
- Outworks
- Outworn
- Ouverte
单词that Start with Ov
- Ova
- Oval
- Ovals
- Ovaries
- Ovary
- Ovate
- Ovation
- Oven
- Ovens
- Over
- Overactive
- Overage
- Overall
- Overalls
- Overawe
- Overawed
- Overbalance
- Overbalanced
- Overbearing
- Overboard
- Overborne
- Overburden
- Overburdened
- Overcame
- Overcast
- Overcautious
- Overcharged
- Overcoat
- Overcoats
- Overcome
- Overcomes
- Overcoming
- Overcook
- Overcrowded
- Overdo
- Overdoing
- Overdone
- Overdraw
- Overdrawn
- Overdue
- Overestimate
- Overestimated
- Overflow
- Overflowed
- Overflowing
- Overflows
- Overgrown
- Overhang
- Overhanging
- Overhangs
- Overhaul
- Overhauled
- Overhauling
- Overhead
- Overhear
- Overheard
- Overhearing
- Overheated
- Overhung
- Overjoyed
- Overladen
- Overlaid
- Overland
- Overlap
- Overlapping
- Overlay
- Overload
- Overloaded
- Overlook
- Overlooked
- Overlooking
- Overlooks
- Overlord
- Overlying
- Overmastered
- Overmastering
- Overmuch
- Overnight
- Overplus
- Overpower
- Overpowered
- Overpowering
- Overpowers
- Overran
- Overrate
- Overrated
- Overreach
- Overreached
- Override
- Overrule
- Overruled
- Overruling
- Overrun
- Overrunning
- Oversea
- Overseas
- Oversee
- Overseer
- Overseers
- Overset
- Overshadow
- Overshadowed
- Overshadowing
- Overshadows
- Overshoes
- Overshot
- Oversight
- Overslept
- Overspread
- Overstep
- Overstepped
- Overstrained
- Overt
- Overtake
- Overtaken
- Overtakes
- Overtaking
- Overtaxed
- Overthrew
- Overthrow
- Overthrowing
- Overthrown
- Overthrows
- Overtime
- Overton
- Overtook
- 马甲
- 马甲ped
- Overture
- Overtures
- Overturn
- Overturned
- Overturning
- Overview
- Overweening
- Overweight
- Overwhelm
- Overwhelmed
- Overwhelming
- Overwhelmingly
- Overwhelms
- Overwork
- Overworked
- Overwrought
- Overzealous
- Ovum
单词that Start with Ow, Ox, Oy
- Owe
- Owed
- Owes
- Owing
- Owl
- Owls
- Owl’s
- Own
- Owned
- Owner
- Owners
- Ownership
- Owning
- Owns
- Ox
- Oxalic
- Oxen
- Oxford
- Oxidation
- Oxide
- Oxides
- Oxidized
- Oxidizing
- Oxygen
- Oyster
- Oysters
- Oz
- Ozone
单词that Start with O | Images
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Last Updated on April 22, 2023
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