101 entries under grim topic. ×
| hardheaded(adjective, strong, hard, tough, determined) | |
| pigheaded(adjective, mean, hard, tough, firm) | |
| cold(adjective, hard, cool, severe, harsh) | |
| persevering(adjective, tough, firm, determined, unreasonable) | |
| difficult(adjective, hard, tough, severe, rough) | |
| sharp(adjective, hard, correct, severe, rough) | |
| unfeeling(adjective, mean, hard, cool, severe) | |
| astringent(adjective, strong, hard, tough, severe) | |
| fastidious(adjective, tough, particular, problematic) | |
| rugged(adjective, strong, hard, tough, severe) | |
| bleak(adjective, hard, severe, sharp, flat) | |
| cussed(adjective, severe, firm, unreasonable) | |
| flat(adjective, hard, severe, sharp, rough) | |
| serious(adjective, strong, hard, tough, severe) | |
| bitter(adjective, set, strong, hard, tough) | |
| perverse(adjective, mean, hard, tough, firm) | |
| rough(adjective, strong, hard, tough, severe) | |
| acrid(adjective, hard, severe, sharp, flat) | |
| arduous(adjective, hard, tough, severe, rough) | |
| asperous(adjective, hard, severe, sharp, flat) |
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| APA | Smart Define. (2015). rigid thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/rigid/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "rigid thesaurus" https://smartdefine.org/rigid/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, rigid thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/rigid/thesaurus/synonyms>. |
| MLA | Smart Define. "rigid thesaurus" 3 August 2015. Web. 24 September 2026. <https://smartdefine.org/rigid/thesaurus/synonyms> |