60 entries under awful topic. ×
| terrible(adjective, appearance, evil, unpleasant) | |
| terrifying(adjective, bad, disgusting, sinful) | |
| nasty(adjective, evil, rough, dark, unpleasant) | |
| appalling(terrible, dreadful) | |
| dreadful(adjective, nasty, unpleasant, terrible) | |
| hair-raising(adjective, bad, disgusting, sinful) | |
| horrifying(adjective, violent, terrible, shocking) | |
| shocking(adjective, appearance, offensive, unpleasant) | |
| uncanny(adjective, bad, disgusting, sinful) | |
| disturbing(adjective, hard, severe, nasty, offensive) | |
| eldritch(adjective, bad, disgusting, black) | |
| frightful(adjective, appearance, terrible, dreadful) | |
| ghoulish(adjective, nasty, terrible, dreadful) | |
| horrific(terrible, dreadful) | |
| spine-chilling(adjective, bad, disgusting, sinful) | |
| strange(adjective, terrible, dreadful, weird) | |
| unholy(adjective, bad, disgusting, sinful) | |
| unsettling(adjective, bad, disgusting, sinful) | |
| weird(adjective, bad, disgusting, sinful) | |
| bloodcurdling(terrible, dreadful) |
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| APA | Smart Define. (2016). sinister thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/sinister/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "sinister thesaurus" https://smartdefine.org/sinister/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, sinister thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/sinister/thesaurus/synonyms>. |
| MLA | Smart Define. "sinister thesaurus" 3 April 2016. Web. 28 September 2026. <https://smartdefine.org/sinister/thesaurus/synonyms> |