494 entries under adjective topic. ×
| glum(rough, nasty, dark, unpleasant) | |
| hideous(appearance, evil, awful, violent) | |
| left-handed(awkward, black, baleful, bodeful) | |
| mischievous(evil, nasty, threatening, injurious) | |
| morose(rough, nasty, sad, dark) | |
| saturnine(rough, nasty, dark, unpleasant) | |
| sorry(sad, unhappy, unpleasant, sorrow) | |
| vile(mean, bad, wrong, evil) | |
| vengeful(evil, nasty, negative, behavior) | |
| alarming(hard, severe, offensive, distressing) | |
| aloof(person, unwarmhearted) | |
| banemalenteous(person, unwarmhearted) | |
| barbaric(person, unwarmhearted) | |
| bodeful(person, feelings, black, baleful) | |
| brutal(person, unwarmhearted) | |
| calamitous(evil, injurious, damaging, destructive) | |
| cold-blooded(person, unwarmhearted) | |
| cool(person, unwarmhearted) | |
| criminal | |
| detrimental(bad, evil, negative, harmful) |
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| APA | Smart Define. (2016). sinister thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/sinister/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "sinister thesaurus" https://smartdefine.org/sinister/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, sinister thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/sinister/thesaurus/synonyms>. |
| MLA | Smart Define. "sinister thesaurus" 3 April 2016. Web. 25 September 2026. <https://smartdefine.org/sinister/thesaurus/synonyms> |