152 entries under expression topic. ×
| hard to understand(adjective, idiom, difficult, complex) | |
| hard as nails(adjective, idiom, set, strong) | |
| not easy(idiom, difficulty) | |
| hammer and tongs(idiom, adverb, strong) | |
| in the red | |
| tooth and nail(idiom, adverb, strong) | |
| at close quarters | |
| bec et ongles | |
| bit much(dull, tedious, irritating, exhausting) | |
| bitter as gall | |
| blind to(adjective, careless, indifferent, cruel) | |
| bound and determined(adjective, idiom, harsh, cruel) | |
| brick wall(adjective, strong, severe, substantial) | |
| by the book(adjective, idiom, strong, tough) | |
| can of worms(adjective, idiom, fancy, difficult) | |
| close at hand | |
| cold fish(adjective, mean, tough, severe) | |
| cold of heart | |
| dead set(tough, severe, firm, harsh) | |
| dead set on(adjective, idiom, severe, harsh) |
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| APA | Smart Define. (2016). hard thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/hard/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "hard thesaurus" https://smartdefine.org/hard/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, hard thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/hard/thesaurus/synonyms>. |
| MLA | Smart Define. "hard thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/hard/thesaurus/synonyms> |