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Positive adjectives that start with O "optimistic words"

Positive adjectives that start with O



Obcordate heart-shaped (especially in botany with the point of attachment at the narrow end of leaf).
Objective having actual reality or existence; uninfluenced by personal prejudices or emotions.
Obliging helpful; showing readiness to do favors to others.
Observant quick to apprehend or perceive; taking notice.
Obtainable capable of being procured or obtained.



You have to attempt to be objective about yourself. Charles Dance TWEET THIS



Occurrent actually and factually observable or occurring.


Odds-on very likely to succeed, win or happen; having a better chance of winning than even.


Oecumenical of worldwide scope; universal; general.


Official verified (officially); conforming to set procedure, usage or discipline; formal; authoritative.


Oil-bearing containing or having oil.
Oily containing oil; resembling oil in characteristics; smooth or slippery.


OK acceptable; agreeable; pretty good; satisfactory v. to agree to or approve of; authorize.
Okay see OK.


Olympian majestic in bearing or manner; far beyond what is usual in degree or magnitude.
Omnicompetent able to handle any and all matters or situations.
Omnipotent having unlimited or great power and influence; all-powerful; almighty.
Omnipresent constantly or widely encountered; present everywhere or all places at the same time.
Omniscient knowing everything or having unlimited understanding; all-knowing; all-wise.


On being in operation or taking place; happening; planned; intended.
One being a single unit, entity or object; undivided; unique.
On-target accurate; exactly appropriate.
Onward moving toward a more advanced condition or state; moving toward the future; moving forward.



We will move forward, we will move upward, and yes, we will move onward. Dan Quayle TWEET THIS



Open not tied or sealed; obvious; unfolded; accessible to all; free from restrictions; generous.
Open-handed generous; munificent; liberal.
Open-hearted kind and generous; candidly straightforward; sincere.
Open-minded ready or receptive to new and different ideas; liberal; broad-minded.
Operable ready, fit or able to be used or for service; practicable.
Operative efficient; effective; functional.
Opportune right or suited for a particular purpose; convenient; seasonable; timely.
Optimal best possible; most favorable or desirable.
Optimistic disposed to take the most favorable or hopeful view of matter; hopeful; sanguine.
Optimum most advantageous or favorable; best; most desirable.
Opulent luxuriant; rich and sumptuous; affluent; wealthy; superior and rich in quality.



Freedom is the open window through which pours the sunlight of the human spirit and human dignity. Herbert Hoover TWEET THIS



Orderly systematic; methodical; neat; clean.
Organic having characteristics associated with living organisms; natural; conducted or raised without use of synthetic chemicals or drugs.
Organized efficient or methodical in function or arrangement; affiliated in an organization or union.
Oriented located or adjusted in relation to circumstances or surroundings.
Original authentic; not copied or derived from something else; first or preceding all others in time; fresh (especially an unusual way); pioneering; inventive; productive of new ideas or things.
Ornamental beautifying; embellishing; aesthetic n. an adornment, embellishment or accessory.
Ornate highly or elaborately decorated; florid, flashy or showy in manner or style v. to adorn or decorate; to honor.
Orotund deep, full and rich in sound; sonorous; bombastic and pompous.

Oscular relating to kissing or muscles used in kissing.


Otherworldly seeming to come from or belong to another world; supernatural; transcendental.


Outgoing responsive and sociable to others; going out.
Out-of-this-world extremely impressive or enjoyable; so good or great that it seems it cannot possibly to be real.
Outstanding superior, prominent or noticeable of others of its kind; exceptionally good.

Over superior; higher; upper; covering; been brought or having come to conclusion; being more than expected or needed.
Overflowing more than full; abundant n. superabundance; surplus.
Overjoyed extremely happy and joyful.
Overriding first in priority; having superior influence or power.
Overt shown or done openly.


Have an overflowing and optimistic day!


ps. See positive verbs starting with o and positive nouns starting with o.