197 entries under hard topic. ×
| raucous(adjective, severe, sharp, flat) | |
| rigid(adjective, strong, tough, severe) | |
| strict(adjective, strong, tough, severe) | |
| troublesome(adjective, tough, evil, rough) | |
| unlevel(adjective, severe, sharp, rough) | |
| wrinkled(verb, adjective, rough, harsh) | |
| cantankerous(adjective, evil, rough, nasty) | |
| dirty(adjective, calm, rough, nasty) | |
| flinty(adjective, strong, tough, harsh) | |
| forbidding(adjective, strong, tough, harsh) | |
| hard-bitten(adjective, strong, continue) | |
| leathery(adjective, bumpy, durable, weathered) | |
| sharp(adjective, severe, rough, harsh) | |
| adamant(adjective, strong, tough, sturdy) | |
| astringent(adjective, strong, tough, severe) | |
| authoritarian(adjective, strong, tough, sturdy) | |
| bleak(adjective, tough, severe, sharp) | |
| callous(adjective, set, strong, tough) | |
| contemptible(adjective, mean, evil, rough) | |
| frowning(adjective, strong, tough, sturdy) |
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| APA | Smart Define. (2015). rugged thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/rugged/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "rugged thesaurus" https://smartdefine.org/rugged/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, rugged thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/rugged/thesaurus/synonyms>. |
| MLA | Smart Define. "rugged thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/rugged/thesaurus/synonyms> |