Words that Start With O! In this lesson, you will learn a list of commonly used words starting with O in English with ESL pictures to help you enhance your English vocabulary.
Words that Start With O
O Words | List 1
- Optimism
- Oasis
- Oath
- Obcordate
- Obedience
- Obedient
- Obediently
- Obeisance
- Obey
- Objective
- Objectively
- Obligation
- Oblige
- Obliged
- Obliging
- Obligingly
- Observance
- Observant
- Observe
- Obtain
- Obtainable
- Obviousness
- Occasion
- Occur
- Odds-on
- Offer
- Offering
- Official
- Ok
- Okay
- Okayed
- Okey-dokey
- Olympiad
- Olympian
- Omnipotent
- Omnipresent
- Omniscience
- Omniscient
- On
- On-time
- On-board
- Oncoming
- One
- One-liner
- Oneness
- Ongoing
- On-hand
- On-target
- On-the-ball
- On-the-beam
- On-the-button
- On-the-money
- Onward
- Onwards
- Oodles
- Oohlala
- Oomph
- Ooze
- Oozing
- Opalescent
- Open
- Open up
- Open-handed
- Open-hearted
- Open-heartedly
- Opening
- Openly
- Open-mind
- Open-minded
- Openness
- Operable
- Operatic
- Operational
- Operative
- Opportune
- Opportunities
- Opportunity
- Optimal
- Optimist
- Optimistic
- Optimum
- Option
- Opulence
- Opulent
- Oracy
- Orator
- Orchestrated
- Order
- Orderly
- Organic
- Organization
- Organizational
- Organized
- Orgasmic
- Orientation
- Oriented
- Original
- Originality
- Originate
- Origination
- Originative
- Ornament
- Ornamental
- Ornate
- Orotund
- Oscar
- Oscular
- Osculate
- Outback
- Outbalance
- Outbrave
- Outclass
- Outdance
- Outdistance
- Outdo
- Outdone
- Outdrive
- Outface
- Outfly
- Outgoing
- Outlast
- Out-of-this-world
- Outperform
- Outperformed
- Outperforming
- Outplay
- Outpoint
- Outrace
- Outrageous
- Outrank
- Outright
- Outsail
- Outscore
- Outshine
- Outshone
- Outsize
- Outsmart
- Outspoken
O Words | List 2
- Outsprint
- Outstanding
- Outstandingly
- Outstretch
- Outstrip
- Outthink
- Outwit
- Ovation
- Over
- Overachieve
- Overachiever
- Overactive
- Overage
- Overbold
- Overbrimming
- Overcome
- Overexcited
- Overflow
- Overflowing
- Overfond
- Overjoy
- Overjoyed
- Over-joyful
- Overjoying
- Overmodest
- Overpower
- Overriding
- Oversize
- Overt
- Overtake
- Overtaken
- Overtaking
- Overture
- Overwhelming
- Owner
- Object
- Obligated
- Obscure
- Observation
- Observatory
- Obsolete
- Obstacle
- Obvious
- Obviously
- Occasional
- Occasionally
- Occupation
- Occupy
- Occurred
- Occurrence
- Ocean
- October
- Oddly
- Offense
- Offensive
- Office
- Officer
- Officially
- Offline
- Offset
- Offshoot
- Offshore
- Older
- Oldest
- Olive
- Olympic
- Online
- Onscreen
- Onslaught
- Onstage
- Operate
- Operation
- Operator
- Opinion
- Opponent
- Oppose
- Opposite
- Opposition
- Optic
- Optical
- Optimization
- Optimize
- Optional
- Or
- Oral
- Orange
- Orbit
- Orbital
- Ordinary
- Organ
- Organisation
- Organize
- Origin
- Originally
- Ostensibly
- Otherwise
- Ought
- Outage
- Outbreak
- Outcome
- Outdated
- Outdoor
- Outfit
- Outfitted
- Outline
- Outlook
- Output
- Outsource
- Outweigh
- Oven
- Overall
- Overhaul
- Overhead
- Overlap
- Overlay
- Overly
- Overnight
- Override
- Overrun
- Oversaw
- Oversee
- Overseen
- Oversight
- Overthrow
- Overtime
- Overturn
- Overview
- Overweight
- Owed
- Owned
- Ownership
- Owning
- Oxygen
- Owlish
- Oviparous
- Overwrought
- Overwhelmed
- Oversensitive
- Overrated
- Overconfident
- Overblown
- Ovate
- Ovarian
O Words | List 3
- Oval
- Outside
- Outlandish
- Outermost
- Outer
- Outbound
- Otiose
- Ostentatious
- Ostensible
- Ossified
- Ornery
- Orgiastic
- Organdy
- Oppressive
- Opinionated
- Operating
- Open-ended
- Opaque
- Onerous
- Omnivorous
- Ominous
- Olfactory
- Old-fashioned
- Olden
- Old
- Oily
- Offhand
- Offbeat
- Odoriferous
- Odious
- Odd
- Ocular
- Octogenarian
- Octagonal
- Oceanic
- Occupied
- Occlusive
- Occipital
- Occidental
- Obtuse
- Obstinate
- Obsessive
- Obsessed
- Obsequious
- Obscene
- Obnoxious
- Oblong
- Oblique
- Oblate
- Objectionable
- Obese
- Obeisant
- Obdurate
- Oaten
- Oafish
Learn more about list of words that start with n in English.
Words that Start with O | Examples
- He was very respectful at home and obedient to his parents.
- Try to be objective if you want to spend your money wisely.
- Facts can be established by observation and experiment.
- The role of scientists is to observe and describe the world, not to try to control it.
- The police are trying to obtain a more accurate picture of crime levels.
- Men were standing around, swilling beer and occasionally leering at passing females.
- The highest spring tides of the year occur after the equinoxes in March and September.
- The students return in October for the start of the new academic year.
- There have been several retirements in my office recently.
- Most software programs allow you to compose emails offline.
- The older generation prefer a darker and more traditional kind of clothing.
- In desperation, Mrs. Jones submitted to an operation on her right knee to relieve the pain.
- You must avail yourself of every opportunity to speak English.
- We will lay stress on industrial structure optimization while using FDI.
- The well-known singer was accompanied at the electronic organ by his school teacher.
- The organization is ever vigilant for threats to the habitats of birds.
- Tableware for outdoor use should ideally be unbreakable.
- The overall cost of the exhibition was £400,000.
- To make a lasting marriage we have to overcome self-centeredness.
- That city has decided to do away with overhead wires.
- The welfare of a child should always override the wishes of its parents.
- We’ve just appointed a coordinator who will oversee the whole project.
- Pulling out to overtake, the car collided head-on with a van.
- The document provides a general overview of the bank’s policies.
- She said insensitive things to the overweight woman.
- The owner has offered a reward for the recovery of the stolen goods.
Words that Start with O | Infographic
Words that Start with O | Infographic 1
Words that Start with O | Infographic 2
hi
jjm
hi