"O" Synonyms in English and Hindi

“O” Nouns

SN	English	Hindi	Synonyms
1	Oasis	मरुद्यान	Haven, Refuge, Sanctuary
2	Oath	शपथ	Pledge, Vow, Promise
3	Obedience	आज्ञाकारिता	Compliance, Submission, Conformity
4	Object	वस्तु	Item, Thing, Artifact
5	Objective	उद्देश्य	Aim, Goal, Target
6	Obligation	दायित्व	Duty, Responsibility, Commitment
7	Obscurity	अस्पष्टता	Ambiguity, Vagueness, Uncertainty
8	Observation	अवलोकन	Remark, Comment, Notation
9	Obsession	जुनून	Fixation, Preoccupation, Mania
10	Obstacle	बाधा	Barrier, Hindrance, Impediment
11	Occasion	अवसर	Event, Opportunity, Moment
12	Occupation	व्यवसाय	Profession, Job, Career
13	Ocean	सागर	Sea, Marine, Aquatic
14	Ode	स्तुति काव्य	Tribute, Poem, Elegy
15	Odor	गंध	Scent, Smell, Aroma
16	Offense	अपराध	Crime, Violation, Transgression
17	Offer	प्रस्ताव	Proposal, Suggestion, Bid
18	Office	कार्यालय	Workplace, Bureau, Agency
19	Officer	अधिकारी	Official, Executive, Leader
20	Offspring	संतान	Children, Progeny, Descendants
21	Omen	शकुन	Sign, Portent, Indicator
22	Onset	शुरुआत	Beginning, Start, Commencement
23	Opera	ओपेरा	Drama, Performance, Show
24	Operation	संचालन	Procedure, Activity, Functioning
25	Opinion	राय	Viewpoint, Belief, Judgment
26	Opponent	प्रतिद्वंद्वी	Rival, Adversary, Competitor
27	Opportunity	अवसर	Chance, Possibility, Opening
28	Opposition	विरोध	Resistance, Hostility, Antagonism
29	Optimism	आशावाद	Hopefulness, Positivity, Confidence
30	Option	विकल्प	Choice, Alternative, Selection
31	Oracle	भविष्यवक्ता	Prophet, Seer, Diviner
32	Oratory	वक्तृत्व	Eloquence, Rhetoric, Speech-making
33	Orbit	कक्षा	Path, Circle, Trajectory
34	Order	आदेश	Command, Instruction, Directive
35	Ordinance	अध्यादेश	Decree, Regulation, Law
36	Ore	अयस्क	Mineral, Metal, Deposit
37	Organ	अंग	Instrument, Body part, Unit
38	Organization	संगठन	Institution, Association, Corporation
39	Origin	उत्पत्ति	Source, Beginning, Root
40	Originality	मौलिकता	Creativity, Ingenuity, Novelty
41	Outbreak	प्रकोप	Eruption, Outburst, Explosion
42	Outcome	परिणाम	Result, Conclusion, Effect
43	Outfit	पोशाक	Ensemble, Gear, Attire
44	Outlaw	अपराधी	Criminal, Bandit, Fugitive
45	Outlet	निकास	Vent, Exit, Channel
46	Outline	रूपरेखा	Summary, Framework, Sketch
47	Outrage	क्रोध	Anger, Fury, Indignation
48	Outreach	पहुँच	Extension, Spread, Range
49	Outsider	बाहरी व्यक्ति	Stranger, Foreigner, Alien
50	Ovation	सम्मान	Applause, Acclamation, Praise
51	Ownership	स्वामित्व	Possession, Proprietorship, Title
52	Oxymoron	विरोधाभास	Paradox, Contradiction, Antithesis
53	Oasis	मरुद्यान	Sanctuary, Refuge, Haven
54	Oath	प्रतिज्ञा	Vow, Promise, Pledge
55	Obelisk	स्मारक स्तंभ	Monument, Pillar, Column
56	Obesity	मोटापा	Fatness, Overweight, Corpulence
57	Objection	आपत्ति	Protest, Complaint, Demurral
58	Oblivion	विस्मरण	Forgetfulness, Unawareness, Obscurity
59	Obsession	ग्रस्तता	Compulsion, Fixation, Mania
60	Obstacle	रुकावट	Impediment, Barrier, Block
61	Occult	गुप्त	Supernatural, Mystic, Magical
62	Occupant	निवासी	Resident, Inhabitant, Tenant
63	Oceanography	समुद्र विज्ञान	Marine science, Sea study
64	Octave	सप्तक	Interval, Scale, Sequence
65	Ode	स्तोत्र	Poem, Sonnet, Lyric
66	Odyssey	महाकाव्य	Journey, Adventure, Voyage
67	Offense	आक्रमण	Assault, Attack, Aggression
68	Offering	अर्पण	Gift, Donation, Contribution
69	Offspring	वंशज	Progeny, Descendants, Issue
70	Ointment	मलहम	Salve, Cream, Lotion
71	Olfaction	घ्राण	Smell, Scent, Aroma
72	Oligarchy	अल्पसत्तातंत्र	Rule by few, Elitism, Plutocracy
73	Omen	संकेत	Sign, Portent, Forewarning
74	Onomatopoeia	ध्वन्यात्मकता	Echoism, Sound imitation
75	Onslaught	हमला	Attack, Assault, Invasion
76	Opaque	अपारदर्शी	Non-transparent, Cloudy, Obscure
77	Opera	संगीत नाटक	Musical drama, Theatrical performance
78	Opulence	ऐश्वर्य	Wealth, Affluence, Richness
79	Oracle	भविष्यवक्ता	Prophet, Seer, Soothsayer
80	Oratory	भाषण कला	Eloquence, Rhetoric, Public speaking
81	Orbit	परिक्रमा पथ	Path, Circle, Course
82	Orchestra	वाद्यवृंद	Ensemble, Symphony, Band
83	Ordinance	विधान	Decree, Edict, Regulation
84	Ore	खनिज	Mineral, Metal, Lode
85	Organism	जीव	Creature, Being, Entity
86	Organization	संस्था	Group, Institution, Corporation
87	Originality	अद्वितीयता	Uniqueness, Creativity, Novelty
88	Ornament	आभूषण	Decoration, Adornment, Embellishment
89	Orphan	अनाथ	Waif, Foundling, Stray
90	Orthodoxy	परंपरागत मान्यता	Conventionality, Traditionalism, Conservatism
91	Oscillation	दोलन	Vibration, Swinging, Fluctuation
92	Osmosis	परासरण	Absorption, Infiltration, Diffusion
93	Ostracism	निष्कासन	Exclusion, Banishment, Expulsion
94	Outcast	परित्यक्त	Pariah, Reject, Exile
95	Outcry	विरोध	Protest, Uproar, Clamor
96	Outfit	संगठन	Gear, Equipment, Kit
97	Outlaw	विधि-विरुद्ध	Criminal, Bandit, Rebel
98	Outlook	दृष्टिकोण	Perspective, Viewpoint, Attitude
99	Outrage	अपमान	Indignation, Fury, Wrath
100	Output	उत्पादन	Production, Yield, Outcome

“O” Adjectives

SN	English	Hindi	Synonyms
1	Obligatory	अनिवार्य	Mandatory, Compulsory, Required
2	Obscure	अस्पष्ट	Unclear, Vague, Ambiguous
3	Obsolete	अप्रचलित	Outdated, Antiquated, Old-fashioned
4	Occasional	अवसरिक	Infrequent, Sporadic, Periodic
5	Ominous	अमंगल	Foreboding, Threatening, Sinister
6	Opaque	धुंधला	Non-transparent, Cloudy, Murky
7	Open	खुला	Uncovered, Accessible, Unsealed
8	Operative	सक्रिय	Functional, Working, Effective
9	Opportunistic	अवसरवादी	Exploitative, Calculating, Self-serving
10	Oppressive	दमनकारी	Tyrannical, Harsh, Burdensome
11	Optimal	इष्टतम	Best, Ideal, Perfect
12	Optimistic	आशावादी	Hopeful, Positive, Sanguine
13	Optional	वैकल्पिक	Voluntary, Elective, Discretionary
14	Opulent	धनी	Wealthy, Rich, Luxurious
15	Oral	मौखिक	Verbal, Spoken, Vocal
16	Orderly	व्यवस्थित	Organized, Neat, Systematic
17	Organic	जैविक	Natural, Biological, Eco-friendly
18	Original	मूल	Unique, Novel, First
19	Ornate	सजावटी	Decorated, Embellished, Elaborate
20	Orthodox	पारंपरिक	Conventional, Traditional, Conservative
21	Ostentatious	दिखावटी	Showy, Flashy, Pretentious
22	Outgoing	मिलनसार	Sociable, Extroverted, Friendly
23	Outlandish	अजीब	Bizarre, Strange, Unconventional
24	Outrageous	अत्यधिक	Shocking, Excessive, Scandalous
25	Outstanding	उत्कृष्ट	Exceptional, Remarkable, Excellent
26	Oval	अंडाकार	Elliptical, Egg-shaped, Rounded
27	Overbearing	अहंकारी	Domineering, Arrogant, Tyrannical
28	Overjoyed	अतिप्रसन्न	Ecstatic, Elated, Delighted
29	Overwhelming	अभिभूत	Staggering, Profound, Intense
30	Obedient	आज्ञाकारी	Compliant, Submissive, Docile
31	Objective	निष्पक्ष	Unbiased, Impartial, Detached
32	Oblivious	बेखबर	Unaware, Unconscious, Ignorant
33	Obnoxious	अप्रिय	Annoying, Disagreeable, Unpleasant
34	Obsessive	जुनूनी	Compulsive, Fanatical, Fixated
35	Obstructive	बाधादायक	Hindering, Blocking, Impeding
36	Obtuse	मंद	Dull, Slow-witted, Blunt
37	Occult	गुप्त	Mystical, Esoteric, Magical
38	Oceanic	सागरीय	Marine, Aquatic, Vast
39	Odd	विचित्र	Strange, Unusual, Bizarre
40	Offbeat	असामान्य	Unconventional, Unusual, Quirky
41	Offensive	आक्रामक	Insulting, Disrespectful, Provocative
42	Offhand	बेपरवाह	Casual, Unconcerned, Nonchalant
43	Officious	अति सक्रिय	Meddlesome, Intrusive, Overzealous
44	Oily	तैलीय	Greasy, Slick, Smooth
45	Ominous	अशुभ	Menacing, Foreboding, Threatening
46	Omnipotent	सर्वशक्तिमान	All-powerful, Almighty, Supreme
47	Omniscient	सर्वज्ञ	All-knowing, Wise, Informed
48	Onerous	भारी	Burdensome, Heavy, Taxing
49	Opaque	अपारदर्शी	Cloudy, Obscure, Murky
50	Open-ended	अनिश्चितकालीन	Flexible, Unlimited, Indeterminate
51	Operatic	ओपेरा संबंधी	Dramatic, Theatrical, Exaggerated
52	Opportune	उपयुक्त	Timely, Appropriate, Favorable
53	Oppressive	दबावपूर्ण	Harsh, Cruel, Severe
54	Optimal	सर्वोत्तम	Ideal, Best, Perfect
55	Optimistic	सकारात्मक	Hopeful, Positive, Buoyant
56	Optional	वैकल्पिक	Elective, Discretionary, Voluntary
57	Opulent	धनाढ्य	Luxurious, Wealthy, Affluent
58	Oracular	भविष्यवाणी संबंधी	Prophetic, Mystical, Divinatory
59	Orbital	कक्षीय	Circular, Spherical, Elliptical
60	Orderly	सुसंगत	Systematic, Organized, Neat
61	Organic	जैविक	Natural, Biological, Eco-friendly
62	Organized	संगठित	Systematic, Structured, Coordinated
63	Original	मौलिक	Novel, Unique, Creative
64	Ornamental	सजावटी	Decorative, Embellished, Adorned
65	Ornery	चिड़चिड़ा	Stubborn, Cantankerous, Grumpy
66	Orthodox	परंपरागत	Conventional, Traditional, Established
67	Oscillatory	दोलनशील	Vibratory, Swinging, Wavering
68	Ostensible	प्रत्यक्ष	Apparent, Seeming, Supposed
69	Outdated	पुराना	Obsolete, Antiquated, Old
70	Outgoing	बहिर्मुखी	Extroverted, Sociable, Friendly
71	Outlandish	विचित्र	Bizarre, Weird, Unconventional
72	Outrageous	अत्यधिक	Shocking, Excessive, Scandalous
73	Outstanding	असाधारण	Exceptional, Remarkable, Extraordinary
74	Overbearing	अभिमानी	Domineering, Arrogant, Assertive
75	Overjoyed	बहुत खुश	Ecstatic, Elated, Jubilant

“O” Adverbs

SN	English	Hindi	Synonyms
1	Obviously	स्पष्ट रूप से	Clearly, Evidently, Plainly
2	Occasionally	कभी-कभी	Sometimes, Periodically, Infrequently
3	Oddly	अजीब तरह से	Strangely, Unusually, Peculiarly
4	Offensively	आक्रामक रूप से	Aggressively, Insultingly, Provocatively
5	Officially	आधिकारिक रूप से	Formally, Authoritatively, Legally
6	Ominously	अशुभ रूप से	Threateningly, Forebodingly, Menacingly
7	Openly	खुले तौर पर	Frankly, Candidly, Publicly
8	Optimally	आदर्श रूप से	Ideally, Perfectly, Best
9	Optimistically	आशावादी रूप से	Hopefully, Positively, Cheerfully
10	Optionally	वैकल्पिक रूप से	Voluntarily, Electively, At one's discretion
11	Ostentatiously	दिखावटी रूप से	Showily, Flamboyantly, Pretentiously
12	Outlandishly	असाधारण रूप से	Bizarrely, Strangely, Unconventionally
13	Outright	सरासर	Completely, Totally, Absolutely
14	Overtly	प्रकट रूप से	Openly, Publicly, Manifestly
15	Overwhelmingly	अभिभूत करने वाले ढंग से	Powerfully, Profoundly, Dominantly
16	Obsessively	जुनूनी रूप से	Compulsively, Fanatically, Excessively
17	Obstructively	बाधात्मक रूप से	Hinderingly, Impedingly, Blockingly
18	Obtusely	मंद बुद्धि से	Dully, Slowly, Stupidly
19	Occupationally	व्यावसायिक रूप से	Professionally, Vocationally, Career-wise
20	Offhandedly	बिना तैयारी के	Casually, Unthinkingly, Indifferently
21	Onerously	भारी रूप से	Burdensomely, Heavily, Laboriously
22	Organically	जैविक रूप से	Naturally, Biologically, Ecologically
23	Ostensibly	प्रत्यक्ष रूप से	Apparently, Seemingly, Supposedly
24	Outrageously	अत्यंत रूप से	Shockingly, Excessively, Scandalously
25	Overconfidently	अति आत्मविश्वास से	Arrogantly, Presumptuously, Cockily
26	Overzealously	अत्यधिक उत्साह से	Excessively, Fanatically, Fervently
27	Overbearingly	दबंग ढंग से	Domineeringly, Authoritatively, Imperiously
28	Overly	अधिक	Excessively, Too, Extremely
29	Overtly	स्पष्ट रूप से	Clearly, Plainly, Manifestly
30	Owlishly	बुद्धिमानी से	Wisely, Sagely, Intelligently

“O” Verbs

SN	English	Hindi	Synonyms
1	Obey	पालन करना	Follow, Comply, Heed
2	Object	आपत्ति करना	Protest, Oppose, Disagree
3	Obligate	बाध्य करना	Bind, Compel, Require
4	Obscure	धुंधला करना	Conceal, Hide, Cloud
5	Observe	निरीक्षण करना	Watch, View, Examine
6	Obsess	ग्रसित होना	Preoccupy, Haunt, Consume
7	Obstruct	अवरुद्ध करना	Block, Hinder, Impede
8	Obtain	प्राप्त करना	Acquire, Gain, Secure
9	Occur	होना	Happen, Take place, Arise
10	Offend	नाराज करना	Insult, Upset, Displease
11	Offer	प्रस्तावित करना	Propose, Present, Provide
12	Omit	छोड़ देना	Exclude, Leave out, Skip
13	Open	खोलना	Uncover, Unlock, Unveil
14	Operate	संचालित करना	Run, Function, Work
15	Oppose	विरोध करना	Resist, Contest, Challenge
16	Opt	चुनना	Choose, Select, Decide
17	Optimize	अनुकूलित करना	Enhance, Improve, Perfect
18	Order	आदेश देना	Command, Direct, Request
19	Organize	व्यवस्थित करना	Arrange, Coordinate, Structure
20	Originate	उत्पन्न करना	Create, Initiate, Start
21	Outdo	बेहतर करना	Surpass, Exceed, Beat
22	Outlast	अधिक समय तक चलना	Survive, Endure, Persist
23	Outshine	छा जाना	Eclipse, Surpass, Excel
24	Overcome	काबू पाना	Conquer, Defeat, Surmount
25	Overlook	अनदेखा करना	Ignore, Disregard, Neglect
26	Overpower	मात देना	Subdue, Dominate, Overwhelm
27	Oversee	निरीक्षण करना	Supervise, Monitor, Inspect
28	Overtake	पीछे छोड़ देना	Surpass, Exceed, Outstrip
29	Overthrow	उखाड़ फेंकना	Topple, Dethrone, Overturn
30	Owe	कर्जदार होना	Be indebted, Be obligated, Be beholden

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