197 entries under hard topic. ×
| dangerous(adjective, evil, rough, nasty) | |
| despicable(adjective, evil, rough, nasty) | |
| disagreeable(adjective, tough, severe, evil) | |
| disagreeing(adjective, severe, sharp, flat) | |
| discordant(adjective, severe, sharp, rough) | |
| dishonorable(adjective, evil, rough, nasty) | |
| down(adjective, evil, rough, nasty) | |
| earsplitting(adjective, severe, sharp, flat) | |
| effortful(adjective, tough, rough, difficult) | |
| evil(adjective, rough, nasty, rude) | |
| exhausting(adjective, tough, rough, difficult) | |
| flat(adjective, severe, sharp, rough) | |
| glaring(adjective, severe, sharp, flat) | |
| guttural(adjective, severe, sharp, flat) | |
| hostile(adjective, tough, severe, evil) | |
| ignoble(adjective, evil, rough, nasty) | |
| ill-tempered(adjective, evil, rough, nasty) | |
| incompatible(adjective, severe, sharp, flat) | |
| indomitable(adjective, strong, tough, determined) | |
| infamous(adjective, evil, rough, nasty) |
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| APA | Smart Define. (2015). rugged thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/rugged/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "rugged thesaurus" https://smartdefine.org/rugged/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, rugged thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/rugged/thesaurus/synonyms>. |
| MLA | Smart Define. "rugged thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/rugged/thesaurus/synonyms> |