Adjectives beginning with O:
Adjectives That Start With O
You’ll find some obvious and some obscure adjectives that start with O. But either way, choices for adjectives starting with O are opulent. You’ll also find a definition and example for one of the adjectives starting with O.
Adjectives that start with O:
Obedient
Obscure
Occidental
Odd
Odorous
Oily
Ominous
Opulent
oafish - clumsy; uncultured
obedient - obeying or willing to obey; submissive
obese - very fat; stout; corpulent
objectionable - disagreeable; offensive
obliging - ready to do favors; helpful; courteous; accommodating
oblique - slanting
obnoxious - very unpleasant
obscene - offensive to one's feelings, or to prevailing notions of modesty or decency; lewd; disgusting; repulsive
obscure - not clear
observant - paying careful attention; keenly watchful; perceptive or alert
obsessive - consuming; being consumed
obsolete - no longer in use or practice; discarded
obtuse - slow to understand or perceive; dull or insensitive; in math, greater than 90 degrees and less than 180 degrees
obvious - clear; apparent
occasional - of irregular occurrence; happening now and then; infrequent
odd - not usual or ordinary; singular; peculiar; strange; queer; eccentric; in numbers, not even, or having a remainder of one when divided by two
odious - repulsive; revolting
offbeat - unusual
offensive - unpleasant, as to the senses; disgusting; repugnant; causing resentment, anger, etc.
oily - of, like, consisting of, or containing oil; covered with oil; greasy
older - not young; lived for a long time
old-fashioned - behind the times; not current
omnipotent - having unlimited power or authority; all-powerful
omniscient - having infinite knowledge; knowing all things
omnivorous - eating both plants and animals
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Adjectives That Start With Op-Ou
You are on your way to building an outstanding vocabulary. Now, it's time to learn adjectives that begin with op- to ou-.
opaque - not letting light pass through; not transparent or translucent; not reflecting light; not shining or lustrous; dull, dark
open-minded - unbiased; consider new ideas
operable - useable; can be used
operative - functioning; effective
opportune - happening or done at the right time; seasonable; well-timed; timely
opportunist - taking advantage of the situation for personal benefit
opposing/opposed - set against; placed opposite, in balance or contrast; contending within speech or action; resisting; withstanding
opposable - can touch other digits on hand (opposable thumb)
opposite - different in every way; exactly contrary
oppressive - unjust treatment; cruel; tyrannical
optimal - best; most favorable
optimistic - having the tendency to take the most hopeful or cheerful view of matters or to expect the best outcome
opulent - very wealthy or rich; characterized by abundance; luxuriant
oral - spoken by the mouth
orange - color between red and yellow
ordinary - not special; normal; usual
original - having to do with an origin, first, earliest; fresh, new, novel; capable of or given to inventing or creating something new
ornamental - decorative
ornate - elaborate; embellished
orthodox - conforming to the usual beliefs or established doctrines, as in religion, politics, etc.; approved or conventional
ostentatious - characterized by or given to pretentious or conspicuous show in an attempt to impress others
outlandish - bizarre; unfamiliar; weird
outrageous - having the nature of, involving, or doing great injury or wrong; exceeding all bounds of decency or reasonableness; very offensive or shocking; unrestrained
outspoken - express opinions directly; blunt
outstanding - prominent; distinguished; excellent; marked by superiority or distinction; unsettled, unpaid, uncollected
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10 Adjectives That Start With O Example Sentences
Knowing adjectives is good, but being able to use them in a sentence is even better. Explore these 10 sentences using "o" adjectives.
The old man had trouble opening the door.
The girl cherished the opaque onyx her mother gave her.
The orange cat jumped on the table.
The odd dog walked along the fence.
It was a quaint, old-fashioned house.
An oppressive leader controls every part of the government.
She had an optimistic attitude about the upcoming test.
He was just an ordinary boy that lived next door.
Her house had an ornate porch.
Our neighbor decorated with outlandish Halloween decorations.
Short Story: The Optimistic Octogenarian
Once you've read through the example sentences, take a look at the accompanying short story, which uses at least 30 outstanding adjectives that begin with "o!" The use of that many "o" adjectives in one tale may be a tad out of the ordinary, but it’s certainly original!
The old woman walked home in an odd mood considering the meeting she’d just had. She’d always been optimistic, but this kind of optimism, in the face of such a situation, bordered on outrageous or even obscene.
Adjectives that begin with the letter O are listed in this post. obedient, obese, objectionable, objective, obligatory, obliging, oblique, oblivious, obnoxious, obscene, obscure, obsessed, obsessive, obsolete, obstinate, obtuse, obvious occasional, occupational, oceanfront, oceanographic, octave odd, oddball, oddest, odious
Adjectives that begin with the letter O are listed in this post. obedient, obese, objectionable, objective, obligatory, obliging, oblique, oblivious, obnoxious, obscene, obscure, obsessed, obsessive, obsolete, obstinate, obtuse, obvious occasional, occupational, oceanfront, oceanographic, octave odd, oddball, oddest, odious
can't possibly fit all the adjectives that start with "o" in this list, but this selection should get you off to a good start in making your descriptions more vivid — as you'll see in the short story below.
Adjectives That Start With Oa-Om
Start your search for the perfect "o" adjectives off with 25 words beginning with oa- to om-.
oafish - clumsy; uncultured
obedient - obeying or willing to obey; submissive
obese - very fat; stout; corpulent
objectionable - disagreeable; offensive
obliging - ready to do favors; helpful; courteous; accommodating
oblique - slanting
obnoxious - very unpleasant
obscene - offensive to one's feelings, or to prevailing notions of modesty or decency; lewd; disgusting; repulsive
obscure - not clear
observant - paying careful attention; keenly watchful; perceptive or alert
obsessive - consuming; being consumed
obsolete - no longer in use or practice; discarded
obtuse - slow to understand or perceive; dull or insensitive; in math, greater than 90 degrees and less than 180 degrees
obvious - clear; apparent
occasional - of irregular occurrence; happening now and then; infrequent
odd - not usual or ordinary; singular; peculiar; strange; queer; eccentric; in numbers, not even, or having a remainder of one when divided by two
odious - repulsive; revolting
offbeat - unusual
offensive - unpleasant, as to the senses; disgusting; repugnant; causing resentment, anger, etc.
oily - of, like, consisting of, or containing oil; covered with oil; greasy
older - not young; lived for a long time
old-fashioned - behind the times; not current
omnipotent - having unlimited power or authority; all-powerful
omniscient - having infinite knowledge; knowing all things
omnivorous - eating both plants and animals
Some adjectives for father that begin with O are:observantoutspokenoutstandingOpen-minded
olympic
objectionable
obnoxiousobstinateodoriferousoffensive
Five letter adjectives that begin with the letter o:obeseoliveovert
obedientobservantofficialopen-mindedoptimisticopulentorderlyoutgoingoutrageousoutstandingoveractiveoverseeingovertakingoverwhelming
· olympic
overweigh
overheadoutdooroverwhelming
obsessive
offshore
obedient