Adjectives starting with O

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

off-again, off-balance, offbeat, off-beat, offensive, office-supply, official, off-limits, off-line, off-road, offshore, off-speed, offstage, off-year, oft-cited

oil-based, oil-price, oil-producing, oily

ok, okay

old, older, oldest, old-fashioned, old-line, old-style, old-time, olfactory, olympic

ominous, omnibus, omnipresent

on-again, on-air, on-and-off, on-board, on-campus, once-popular, once-promising, once-proud, once-rich, once-sleepy, oncoming, one-act, one-branch, one-by-one, one-click, one-day, one-family, one-fifth, one-half, one-hour, one-man, one-month, one-night, one-of-a-kind, one-on-one, one-page, one-paragraph, one-party, one-percentage-point, one-point, onerous, one-set, one-shot, one-sided, one-size-fits-all, one-stop, one-story, one-tenth, one-term, one-third, onetime, one-time, one-two, one-way, one-week, one-woman, one-word, one-year, ongoing, on-going, online, on-line, only, on-site

opaque, op-ed, open, open-ended, open-faced, open-minded, open-necked, operatic, operating-system, operational, operative, opportune, opportunistic, opposite, oppressive, optic, optical, optimal, optimistic, optimum, optional, opulent

oral, orbital, orchestral, orderly, ordinary, organic, organizational, organized, oriental, original, ornamental, ornate, ornery, orphan, orthodox

ostrich

other, otherwise

ours, out, out-and-out, outboard, outbound, outdated, outdoor, outer, outgoing, outlandish, outlying, outmoded, out-of-court, out-of-pocket, out-of-state, out-of-town, outrageous, outright, outside, outsized, outspoken, outstanding, outward-looking

ovarian, over-40, overall, overblown, overbought, overbuilt, overburdened, overcooked, overcrowded, overcrowding, overdue, overeager, overhead, overhyped, overjoyed, overloaded, overlong, overnight, overpowering, overpriced, overseas, oversize, oversized, overt, over-the-air, over-the-counter, over-the-road, overvalued, overweight, overwhelming, overworked, overwrought, overzealous

own

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