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

This answer is:

Jonas Mandele ∙

Lvl 1

∙ 2021-01-19 14:49:31

thank's

Tia ∙

Lvl 1

∙ 2021-01-19 15:02:42

your welcome i am only 13 and i am smart

Valerie Han ∙

Lvl 1

∙ 2021-05-27 04:50:52

I am only 9 and I know more than you

Valerie Han ∙

Lvl 1

∙ 2021-05-27 05:03:17

sorry. I just wanted to tell you

Jasmine Navichoque ∙

Lvl 2

∙ 2020-12-05 17:27:24

oak tree, of, otto, otter, ocean, october, on, onto, off, oh, orange, over, obey, o, out, oatmeal, opponent, obstacle, old, opossum, orbit, ordinary, oxygen, ostrich, ornament. All words I could think of!

This answer is:

Chiropractor ∙

Lvl 2

∙ 2019-10-28 03:50:20

At Alleve Total Wellbeing, we work in partnership with you and your body’s potential to achieve optimal personal health and wellbeing through movement, education and our multifaceted style of therapy. http://allevetotalwellbeing.com.au/

This answer is:

Riley Luminarias ∙

Lvl 2

∙ 2020-11-17 06:44:39

odd

obedient

obese

obliging

objectionable

obscene

observant

obsolete

obtuse

occasional

offensive

oily

omnipotent

omniscient

This answer is:

Alyssa Belando ∙

Lvl 2

∙ 2020-03-07 04:50:33

Orange, Optimistic, Outstanding

This answer is:

Valerie Han ∙

Lvl 2

∙ 2021-05-27 04:55:58

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

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

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.

This answer is:

Valerie Han ∙

Lvl 1

∙ 2021-05-27 05:05:17

Ignore the word 'Advertistment' please. It just got messed up with my work.

Domingo Boyle ∙

Lvl 1

∙ 2021-05-27 08:05:58

love this answer

Valerie Han ∙

Lvl 1

∙ 2021-05-27 10:24:25

Thank you

Tito Nolan ∙

Lvl 1

∙ 2021-05-29 12:05:47

awesome thanks!

Susie Johns ∙

Lvl 1

∙ 2021-06-03 03:48:53

u googled that and u know it

Valerie Han ∙

Lvl 1

∙ 2021-06-04 02:03:49

that is not a very nice thing to say

Valerie Han ∙

Lvl 1

∙ 2021-06-04 02:04:07

welcome to those who said thank you

kwalabapuzo ∙

Lvl 7

∙ 2021-06-02 08:11:20

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

This answer is:

Riley Glover ∙

Lvl 1

∙ 2021-06-04 12:05:50

Can you explain that answer

katlyn nikki ∙

Lvl 3

∙ 2021-06-04 10:27:57

This answer is:

Issac Crist ∙

Lvl 1

∙ 2021-06-04 13:05:54

Where did you get your answer

Marlon Klocko ∙

Lvl 1

∙ 2021-06-05 07:05:43

Im not sure this is correct...

YONG SENG ∙

Lvl 4

∙ 2021-05-28 07:07:45

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