Synonyms
Antonyms
1. portentous
adjective. ['pɔrˈtɛntəs'] of momentous or ominous significance.
Synonyms
- prodigious
- significant
Antonyms
- inessential
- unimportant
- unimportance
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Words that Rhyme with Portentous
- proventus
- momentous
- apprentice
2. portentous
adjective. ['pɔrˈtɛntəs'] ominously prophetic.
Synonyms
- prophetical
- fateful
- prophetic
Antonyms
- fortunate
- indecisive
- evitable
- worthless
3. portentous
adjective. ['pɔrˈtɛntəs'] puffed up with vanity.
Synonyms
- pretentious
- overblown
- pontifical
- pompous
Antonyms
- unrhetorical
- tasteful
- unostentatious
- immature