280 entries under tough topic. ×
| uncaring(adjective, person, mean, cool) | |
| set(adjective, mean, strong, severe) | |
| blunt(adjective, severe, harsh, plain) | |
| cold-hearted(adjective, person, severe, attitude) | |
| concentrated(adjective, set, strong, great) | |
| hardheaded(adjective, strong, sound, reasonable) | |
| insensible(adjective, strong, severe, careless) | |
| pragmatic(adjective, sound, reasonable, excite) | |
| realistic(adjective, sound, reasonable, excite) | |
| resolute(adjective, sharp, firm, intense) | |
| shrewd(sound, reasonable, sharp, sensible) | |
| unemotional(adjective, mean, cool, severe) | |
| bothersome(adjective, severe, difficult, offensive) | |
| critical(adjective, difficult, harsh, delicate) | |
| deep(adjective, strong, severe, intense) | |
| extreme(adjective, strong, great, severe) | |
| inelastic(adjective, severe, firm, harsh) | |
| iron(noun, adjective, mean, strong) | |
| uncordial(adjective, person, severe, cruel) | |
| vindictive(adjective, person, mean, severe) |
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| APA | Smart Define. (2016). hard thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/hard/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "hard thesaurus" https://smartdefine.org/hard/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, hard thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/hard/thesaurus/synonyms>. |
| MLA | Smart Define. "hard thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/hard/thesaurus/synonyms> |