A really fast thesaurus... with lots of synonyms.
Portentous has 65 synonyms. The top synonyms for portentous are gloomy, inauspicious, lowering, menacing, somber, apocalyptic, ill-fated, baleful and 57 more. Another word for portentous is gloomy. Browse the full list below.
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| Random | DefinitionA common synonym for portentous is gloomy. Other synonyms include inauspicious, lowering, menacing, somber.
Portentous has 65 synonyms listed on Thesaurasize.
(adj): Ominous; portending evil; marvelous; prodigious; wonderful
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