55 entries under terrible topic. ×
| ominous(adjective, person, appearance, mean, bad) | |
| foreboding(adjective, person, appearance, mean, bad) | |
| baleful(adjective, nasty, sorrow, awful) | |
| grim(adjective, person, appearance, sad, sorrow) | |
| forbidding(adjective, person, appearance, rough, nasty) | |
| atrocious(adjective, evil, awful, dreadful) | |
| cruel(adjective, person, appearance, hopeless) | |
| stern(adjective, person, dark, negative) | |
| bleak(adjective, appearance, obscure, sad, dark) | |
| hideous(adjective, appearance, evil, awful, violent) | |
| fearful(adjective, awful, dreadful, weird) | |
| horrible(adjective, obscure, nasty, dark, unpleasant) | |
| horrid(appearance, shocking, explicit, hopeless) | |
| monstrous(adjective, evil, awful, dreadful) | |
| appalling(awful, dreadful) | |
| dreadful(adjective, nasty, unpleasant, awful) | |
| hopeless(adjective, appearance, obscure, sad, dark) | |
| horrifying(adjective, awful, violent, shocking) | |
| shocking(adjective, appearance, offensive, unpleasant, awful) | |
| awful(nasty, dreadful, disturbing, scary) |
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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> |