- Definitions|2
- Thesaurus|885
- Abbreviations|0
| affrighting | |
| aggressive(adjective, mean, severe, sharp, nasty) | |
| agonizing | |
| alerting(verb, alarming) | |
| animal(adjective, strong, severe, intense, violent) | |
| antagonistic(adjective, mean, sharp, harsh, cross) | |
| appall | |
| baleful | |
| barbarous(strong, violent, hostile, brutal, belligerent) | |
| beautiful(awful, wonderful, amazing, grand, splendid) | |
| bizarre | |
| bleak | |
| blustery(adjective, strong, severe, intense, violent) | |
| bodeful(adjective, person, feelings) | |
| boding evil | |
| boisterous(adjective, strong, severe, intense, violent) | |
| bold(adjective, strong, severe, intense, violent) | |
| breathtaking(adjective, awful, wonderful, amazing, grand) | |
| brutal(strong, violent, hostile, ferocious, belligerent) | |
| brutish(adjective, strong, severe, intense, violent) |
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| APA | Smart Define. (2016). frightening thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/frightening/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "frightening thesaurus" https://smartdefine.org/frightening/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, frightening thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/frightening/thesaurus/synonyms>. |
| MLA | Smart Define. "frightening thesaurus" 23 March 2016. Web. 27 September 2026. <https://smartdefine.org/frightening/thesaurus/synonyms> |