183 entries under firm topic. ×
| forbidding(adjective, strong, hard, tough, severe) | |
| hard as nails(expression, adjective, idiom, set, strong) | |
| immalleable(adjective, hard, solid, stiff) | |
| iron-fisted(adjective, tough, severe, harsh) | |
| jelled(adjective, hard, tough, solid) | |
| locked in(expression, adjective, tough, severe) | |
| mechanical(adjective, hard, solid, stiff) | |
| no-nonsense(adjective, tough, severe, harsh) | |
| numbed(adjective, hard, solid, stiff) | |
| ornery(adjective, tough, unreasonable, grim) | |
| ossified(adjective, hard, solid, stiff) | |
| petrified(adjective, hard, solid, stiff) | |
| picky(adjective, tough, severe, harsh) | |
| prearranged(adjective, determined, usual, regular) | |
| predetermined(adjective, set, determined, usual) | |
| rheumatic(adjective, hard, solid, stiff) | |
| scheduled(adjective, determined, usual, regular) | |
| solid as a rock(expression, adjective, idiom, determined) | |
| specified(adjective, determined, usual, regular) | |
| stated(adjective, determined, usual, regular) |
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| APA | Smart Define. (2015). rigid thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/rigid/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "rigid thesaurus" https://smartdefine.org/rigid/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, rigid thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/rigid/thesaurus/synonyms>. |
| MLA | Smart Define. "rigid thesaurus" 3 August 2015. Web. 26 September 2026. <https://smartdefine.org/rigid/thesaurus/synonyms> |