Dark, baleful, and black are all synonyms for ominous. Promising, auspicious, and propitious are antonyms of ominous. And here are 22 another word for ominous.
The adjective "ominous" has a variety of synonyms that differ in length. 3 synonyms with 4 letters, 2 synonyms with 5 letters, 2 synonyms with 6 letters, 2 synonyms with 7 letters, 3 synonyms with 8 letters, 1 synonym with 9 letters, 2 synonyms with 10 letters, 2 synonyms with 11 letters, and 3 synonyms with 12 letters, for a total of 20 synonyms for ominous.
The sky looked ominous before the storm.
He had an ominous feeling about it.
The dark clouds created an ominous atmosphere.
Her warning sounded ominous and serious.
| Word | Opposites | Synonyms |
|---|---|---|
| Time consuming | Quick, efficient | Lengthy, slow |
| Pretentious | Natural, unaffected | Affected, ostentatious |
| Malicious | Benevolent, kindhearted | Spiteful, malevolent |
| Tedious | Exciting, interesting | Boring, monotonous |
| Oblivious | Aware, conscious | Unaware, unconscious |
| Conscious | Unconscious, unaware | Aware, awake |
| Prestigious | Disreputable, obscure, minor, humble, lowly | Reputable, distinguished |
| Criminal | Lawful, commendable | Lawbreaker, offender |
| Charming | Unpleasant, repulsive | Delightful, pleasing |
| Rigorous | Lenient, lax | Meticulous, punctilious |
| Spontaneous | Planned, forced, calculated | Unforced, voluntary |
| Meticulous | Careless, sloppy, slapdash | Careful, conscientious |
| Minimal | Maximal, excessive | Very little, minimum |
| Cautious | Incautious, reckless | Careful, wary |
| Mind | Body, ignorance | Brain, intelligence |
| Reminder | Oblivion, amnesia | Prompt, notification |
| Jealous | Admiring, proud | Envious, covetous |
| Mindful | Heedless, oblivious | Aware of, conscious of |
| Fabulous | Ordinary, tiny | Tremendous, stupendous |
| Ambiguous | Clear, explicit | Unclear, vague |
| Mindset | Open-mindedness, closed-mindedness | Attitude, perspective |
| Simultaneously | Sequentially, independently | At the same time, at one and the same time |
| Enormous | Tiny, minuscule | Huge, vast |
| House | Homelessness, vacancy | Home, place of residence |
| Continuously | Intermittently, occasionally | Unceasingly, constantly |
| Ambitious | Unambitious, lazy | Aspiring, determined |
| Suspicious | Trustful, trusting | Doubtful, unsure |
| Previous | Following, next | Foregoing, preceding |
| Discrimination | Inclusion, equality | Prejudice, bias |
| Precious | Worthless, cheap | Valuable, costly |
| Generous | Stingy, selfish | Liberal, lavish |
| Dominant | Subservient, submissive | Presiding, ruling |
| Ridiculous | Serious, sensible, reasonable | Laughable, absurd |
| Tremendous | Tiny, small, slight, soft | Very great, huge |
| Continuous | Intermittent, sporadic | Continual, uninterrupted |
| Enough | Insufficient, lacking | Sufficient, adequate |
| Mysterious | Clear, obvious | Puzzling, strange |
| Anxious | Carefree, unconcerned | Worried, concerned |
| Promise | Breach, break | Word of honour, word |
| Numerous | Few, occasional, rare | Many, a lot of |
| Overwhelming | Underwhelming, mild | Very large, profuse |
| Nervous | Calm, relaxed, easy-going | Highly strung, easily frightened |
| Gorgeous | Uninteresting, drab, ugly | Spectacular, splendid |
| Prominent | Unimportant, obscure, unknown | Important, well known |
| Famous | Unknown, obscure | Well known, celebrated |
| Determine | Neglect, hesitate | Control, decide |
| Determined | Irresolute, weak-willed, pusillanimous | Intent on, bent on |
| Delicious | Inedible, unpalatable | Mouth-watering, appetizing |
| Obvious | Imperceptible, inconspicuous, obscure | Clear, plain |
| Dangerous | Harmless, safe | Menacing, threatening |
| Various | Similar, uniform, same, identical | Numerous, many |
| Serious | Trivial, unimportant, superficial | Important, significant |