Positive Words that Start with O in English

Have you ever wanted to add a touch of positivity to your language by using words that start with O? This reference is here to guide you through a collection of uplifting “O” words that can brighten your vocabulary. You’ll find words that range from “optimistic” to “outstanding,” encouraging you to embrace the positive side of life. Explore sections like positive adjectives, verbs, and nouns that start with “O,” along with words that help describe a person. You’ll also encounter interesting words and answers to common questions about positive “O” terms.

Positive Words That Start with O – Created by Englishstudyonline

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Table of Contents

Positive Words That Start with O

Oasis	Ornament	Observingly
Oat	Ornamental	Operant
Oat Milk	Ornate	Out-think
Oath	Orotund	Open-mindedness
Obcordate	Oscular	Overwhelmed
Obedience	Otherworldly	Openheartedly
Obedient	Out-of-sight	Obviously
Obediently	Outback	Open-ended
Obeisance	Outbalance	Observable
Objective	Outdo	Over-achiever
Objectively	Outdone	Orient
Obligation	Outdoor	Outsource
Oblige	Outdoors	Online
Obliged	Outdrive	Oeuvre
Obliging	Outface	Outpace
Obligingly	Outfly	Olympic
Observance	Outfox	Obligatory
Observant	Outgoing	Orchestrate
Observe	Outlast	Omnicompetence
Obsessive	Outlined	Oceanic
Obtain	Outlook	Overall
Obtainable	Outperform	Odd
Occasion	Outperformed	Orchestrator
Occupation	Outperforming	Outclassed
Occupy	Outplay	Opportunistic
Occur	Outpoint	Orchestral
Occurrent	Outrace	Obvious
October	Outrageous	Operate
Ode	Outrank	Overseer
Odorless	Outsail	Overshadowed
Odyssey	Outscore	Occupational
Offer	Outshine	Organizer
Offering	Outshone	Orthopedic
Official	Outsize	Overhaul
Ohana	Outsmart	Odorous
Oil-bearing	Outspoken	Observer
Oily	Outsprint	Overcautious
Ointment	Outstanding	Over-excited
Okey-dokey	Outstandingly	Outreach
Olympiad	Outstretch	Originator
Olympian	Outstrip	Obsequious
Omnicompetent	Outthink	Oversee
Omnipotent	Outwit	Outline
Omnipresent	Ovation	Optimize
Omniscience	Over	Ocular
Omniscient	Overachieve	Oddity
On the Ball	Overachiever	Offing
On-board	Overactive	Offspring
On-hand	Overage	Ogle
On-target	Overbold	Oral
On-the-ball	Overbrimming	Orchidaceous
On-the-money	Overcome	Outstretched
On-time	Overexcited	Owlish
Oncoming	Overflow	Oxonian
One Hundred Percent	Overflowing	Ozonic
One-liner	Overfond	Obligingness
One-of-a-kind	Overjoy	Openheartedness
One-up	Overjoyed	Orderliness
Oneness	Overjoying	Outgoingness
Ongoing	Overmodest	Onwardness
Onset	Overpower	Outpouring
Onward	Overriding	Outset
Onwards	Oversize	Overcomer
Oodles	Overt	Overjoyedness
Oohlala	Overtake	Overabundance
Oomph	Overtaken	Overwhelmingness
Opalescent	Overtaking	Ownership
Open	Overture	Open-handedness
Open Up	Overwhelming	Opulentness
Open-handed	Own	Observantness
Open-hearted	Owned	Olfactive
Open-heartedly	Object	Omnipresence
Open-minded	Observed	Onerousness
Open-mindedly	Observing	Onomatopoeia
Openhearted	Obtained	Operose
Opening	Obtaining	Oenomel
Openly	Occurred	Ophidian
Openness	Odds-on	Ostensible
Operable	Oecumenical	Offbeat
Operatic	Offered	Obduracy
Operational	Ok	Overachievement
Operative	Okay	Outlandish
Opportune	Okayed	Obsession
Opportunities	On-the-beam	Osmosis
Opportunity	On-the-button	Optimized
Opt	Ooze	Observative
Optimal	Oozing	On-point
Optimism	Opened	Observational
Optimist	Optimally	Ossified
Optimistic	Ordering	Objective-oriented
Optimists	Ordered	Obstreperous
Optimum	Orgasmic	Optimizing
Option	Originating	Oblivious
Optional	Oscar	On Task
Opulence	Osculate	On the Rise
Opulent	Outbrave	Omnivorous
Oracle	Outclass	Open-heartedness
Oracy	Out-dance	Operating
Orange	Outdistance	Oasis-like
Oranges	Out-sail	Over-the-top
Oration	Over-brimming	Overly-generous
Orator	Over-fond	Okay-dokey
Orchestrated	Over-joyful	Obliterate
Ordain	Owner	Onward and Upward
Order	Owning	Over the Moon
Orderly	Obey	On Top of the World
Organic	Obviousness	Oasis of Calm
Organically	On	Over the Rainbow
Organization	One	Over-the-moon Happy
Organizational	Open-mind	Optimistically-minded
Organize	Outdance	Owning It
Organized	Out-of-this-world	Opportunity-filled
Orientation	Outright	Overpowering
Oriented	Omnifarious	Over-the-moon
Original	Out-going	Out of the Box
Originality	Objectivity	On Fire
Originate	Omni-competent	On Point
Origination	Open-eyed	Over the Top

O Words That Are Positive

Most Used Positive Adjectives that Start with the Letter O

Adjective	Meaning
Open	Ready to accept or entertain new ideas
Optimistic	Hopeful and confident about the future
Outstanding	Exceptionally good
Orderly	Neat and well-organized
Obedient	Complying or willing to comply with orders
Observant	Quick to notice things
Outspoken	Frank in stating one’s opinions
Opportune	Well-timed, appropriate
Organic	Natural; not synthetic
Original	Fresh and unusual; not derivative
Outgoing	Friendly and socially confident
Overjoyed	Extremely happy
Opulent	Luxurious or lush
Open-hearted	Showing sincerity and warmth
Operational	In or ready for use
Outsize	Exceptionally large
Outperforming	Performing better than expected
Overachieving	Exceeding expected standards

Most Used Positive Verbs that Start with the Letter O

Verb	Meaning
Operate	To function or cause to function
Optimize	To make the best or most effective use
Overcome	To succeed in dealing with a problem
Overachieve	To perform better than expected
Outshine	To perform better than others
Outperform	To perform better than
Offer	To present or proffer something
Observe	To notice or perceive something
Organize	To arrange systematically
Originate	To begin or initiate something
Outreach	To reach further than
Outlast	To last longer than others
Outgrow	To grow too big for
Outdo	To surpass in performance
Outweigh	To be heavier or more significant than
Overflow	To exceed the limits of containment
Own	To possess something
Oscillate	To move or swing back and forth
Open	To make accessible or remove obstructions
Outclass	To surpass in class or performance

Most Used Positive Nouns that Start with the Letter O

Noun	Meaning
Opportunity	A set of circumstances that makes it possible to do something
Optimism	Hopefulness and confidence about the future or success
Outlook	A person’s point of view or general attitude to life
Offer	A proposal or bid
Oasis	A fertile spot in a desert where water is found
Outcomes	Results or effects of an action or condition
Operator	Someone who operates equipment or machinery
Originality	The ability to think independently and creatively
Ovation	Enthusiastic applause
Openness	The quality of being open and honest
Ornament	A thing used to make something look more attractive
Organization	A group with a particular purpose or activity
Overseer	A person who supervises others, especially at work
Oracle	A person thought to be a source of wise counsel
Onset	The beginning of something, especially something unpleasant

Positive Words Starting with O to Describe a Person

Word	Meaning
Open-minded	Willing to consider different ideas
Optimistic	Hopeful about the future
Observant	Quick to notice things
Outgoing	Sociable and willing to meet new people
Orderly	Neat and methodical
Original	Creative and unique in thinking or approach
Obedient	Complying with authority
Outspoken	Frank and unreserved in speech
Opportunistic	Using situations for own benefit
Organized	Efficiently arranged or structured
Open-hearted	Showing sincerity and warmth
Objective	Unbiased and impartial
Obliging	Ready to do favors; helpful
Outstanding	Exceptionally good
On-point	Precisely appropriate or relevant

10 Interesting Words that Start with the Letter O

Word	Meaning
Obfuscate	To render obscure, unclear, or unintelligible
Onerous	Involving an amount of effort and difficulty that is oppressively burdensome
Oscillate	To move or swing back and forth at a regular speed
Ossify	To turn into bone or bony tissue
Obstreperous	Noisy and difficult to control
Oligopoly	A state of limited competition, in which a market is shared by a small number of producers or sellers
Omnishambles	A situation that has been comprehensively mismanaged, characterized by a string of blunders and miscalculations
Onomatopoeia	The formation of a word from a sound associated with what is named (e.g., cuckoo, sizzle)
Opalescent	Showing varying colors as the viewpoint changes
Oracular	Relating to an oracle; prophetic; mysterious