Synonyms and Antonyms ‘O’ For SSC and Other Competitive Exams

List of Synonyms and Antonyms

1.Obfuscate

Synonyms: confuse, bewilder, obscure, cloud, darken defog, muddle, perplex, confound

Antonyms: clear, clear up, clarity, brighten, lighten, elucidate, explain, solve

2. Obligaory

Synonyms: compulsory, imperative, imposing, mandatory, urgent, unavoidable, inescapable, requisite, peremptory

Antonyms: optional, voluntary, free, discretionary, deliberate, intentional

3. Obliterate

Synonyms: rub, blot out, erase, destroy, delete, expunge, cancel, nullify, efface, raze, eradicate, wipe out, remove

Antonyms: restore, return, replace, bring back, put back, reinstate, reestablish, reintroduce, renovate, repair, mend, renew, revive, refresh

4. Oblivion

Synonyms: forgetfulness, unawareness, unconsciousness, reckless , carelessness, obliviousness, negligence, heedlessness

Antonyms: mindfulness, Awareness, alertness, watchfulness, consciousness

5. Obnoxious

Synonyms: objectionable, offensive, odious, bad, contemptible, scornful, hateful, displeasing

Antonyms: pleasing, pleasurable, refreshing, attractive, charming, cordial, sweet

6.Obviate

Synonyms: prevent, eliminate, render, avoid, eschew, remove, preclude, elude, avert, forestall

Antonyms: necessitate, cause, compel, impel force, oblige, demand, coerce, constrain, require, call for, entail

7. Occult

Synonyms: hidden, secret, supernatural, magical, mysterious, concealed, esoteric, unknown, unknowable, obscure, unintelligible, transcendental, mystical, abstruse, dark

Antonyms: obvious, evident, clear, known, conclusive, comprehensible, unequivocal, explicit

8. Officious

Synonyms: meddling, interfering, obtrusive, intrusive, nosy, presumptuous, forward, meddlesome, pushing, inter-meddling

Antonyms: modest, mild, in-officious, avoiding, ignoring, sunning, hanging back, staying away, keeping off

9. ominous

Synonyms: threatening, foreboding, portentous, suggestive, premonitory, inauspicious unpropitious, presaging, prophetic, significant, prescient

Antonyms: cheerful, cheering, comforting, encouraging, bright, appealing, consoling

10. Onerous

Synonyms: heavy, burdensome, difficult, troublesome, oppressive, laborious, toilsome , cumbersome, cumbrous, urgent, imperative, essential

Antonyms: easy, light, trivial, trifling, agreeable, pleasant, facile, common, petty

12. onslaught

Synonyms: assault, attack, invasion, offence, bombardment, blitz, charge

Antonyms: defence, protection, guard, shelter, fortification, barricade, bulwark

13. outlandish

Synonyms: unconventional, strange, unfamiliar, odd, strikingly, foreign, alien, exotic, queer, peculiar, bizarre, fantastic, ridiculous,weird, freakish, grotesque

Antonyms: conventional, regular, common, familiar, natural, general, customary, trite, fit, suitable

14. Odious

Synonyms: abhorrent,prejudiced, malevolent

Antonyms: engaging, fascinating, endearing, captivating

15. Oracular

Synonyms: cryptic, vague, enigmatic, profound

Antonyms: lucid, distinct, intelligible, unambiguous

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Synonyms and Antonyms ‘N’