161 entries under expression topic. ×
| behind one(adjective, close, correct, honest) | |
| bent on(adjective, set, serious, resolute) | |
| big idea(noun, activity, business, company) | |
| brick wall(adjective, calm, strong, hard) | |
| buckled down(adjective, serious, resolute, persistent) | |
| buttoned down(adjective, strong, stable, safe) | |
| chamber of commerce | |
| cold fish(adjective, mean, hard, stubborn) | |
| devote to(verb, phrasal verb) | |
| fixed resistant(calm, strong, steady, even) | |
| flat out(adjective, complete, total, significant) | |
| fly-by-night operation(company, establishment, enterprise, corporation) | |
| for real(adjective, thoughtful, sober, serious) | |
| full of life(strong, tough, fit, fresh) | |
| hard as nails(adjective, idiom, set, strong) | |
| hard hat(moderate, cautious, conventional, timid) | |
| holding to(moderate, cautious, conventional, timid) | |
| in a rut(idiom, moderate, cautious, timid) | |
| in fine feather(idiom, strong, sound, tough) | |
| in fine fettle(idiom, strong, tough, fit) |
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| APA | Smart Define. (2016). firm thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/firm/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "firm thesaurus" https://smartdefine.org/firm/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, firm thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/firm/thesaurus/synonyms>. |
| MLA | Smart Define. "firm thesaurus" 31 March 2016. Web. 22 September 2026. <https://smartdefine.org/firm/thesaurus/synonyms> |