71 entries under dreadful topic. ×
| menacing(verb, adjective, person, force, strong) | |
| ominous(adjective, person, mean, bad, wrong) | |
| dark(adjective, upset, dull, evil, obscure) | |
| dangerous(adjective, strong, hard, tough, severe) | |
| sinister(adjective, person, mean, bad, wrong) | |
| forbidding(adjective, person, tough, evil, dark) | |
| gloomy(adjective, hard, severe, obscure, dark) | |
| serious(adjective, bad, severe, unpleasant, heavy) | |
| ugly(adjective, person, tough, severe, nasty) | |
| grave(adjective, tough, severe, unpleasant, deep) | |
| dour(adjective, person, tough, evil, offensive) | |
| nasty(adjective, bad, evil, delicate, unpleasant) | |
| formidable(adjective, tough, severe, unpleasant, important) | |
| sullen(adjective, mean, bad, wrong, evil) | |
| treacherous(adjective, delicate, unpleasant, uncertain, horrible) | |
| glum(adjective, evil, unpleasant, horrible, disagreeable) | |
| horrible(adjective, strong, severe, evil, obscure) | |
| morose(adjective, unpleasant, horrible, disagreeable) | |
| offensive(adjective, tough, dark, unpleasant, violent) | |
| saturnine(adjective, unpleasant, horrible, disagreeable) |
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| APA | Smart Define. (2016). threatening thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/threatening/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "threatening thesaurus" https://smartdefine.org/threatening/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, threatening thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/threatening/thesaurus/synonyms>. |
| MLA | Smart Define. "threatening thesaurus" 23 March 2016. Web. 22 September 2026. <https://smartdefine.org/threatening/thesaurus/synonyms> |