A really fast thesaurus... with lots of synonyms.
Sinister has 147 synonyms. The top synonyms for sinister are adverse, amoral, antagonistic, apocalyptic, backhand, backhanded, bad, baleful and 139 more. Browse the full list below.
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| Random | DefinitionA common synonym for sinister is adverse. Other synonyms include amoral, antagonistic, apocalyptic, backhand.
Sinister has 147 synonyms listed on Thesaurasize.
(adj): Inauspicious, ominous, unlucky; Evil, seeming to be evil
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