252 entries under tough topic. ×
| harsh(adjective, strong, hard, severe) | |
| momentous(adjective, great, severe, big) | |
| rugged(adjective, calm, strong, hard, sound) | |
| strenuous(adjective, dull, severe, rough) | |
| wearisome(adjective, dull, severe, difficult) | |
| crucial(adjective, great, severe, extraordinary) | |
| painful(adjective, hard, severe, difficult) | |
| stiff(adjective, set, hard, severe) | |
| sturdy(adjective, person, body, strong, hard) | |
| titanic(severe, painful, problematic, trying) | |
| forceful(adjective, strong, sound, solid) | |
| gargantuan(adjective, severe, large, grim) | |
| heavyweight(noun, adjective, order, great) | |
| significant(adjective, great, severe, big) | |
| strapping(adjective, person, body, strong, sound) | |
| trying(adjective, dull, severe, rough) | |
| compressed(adjective, set, hard, solid) | |
| condensed(adjective, set, hard, solid) | |
| demanding(adjective, dull, severe, rough) | |
| exacting(adjective, dull, severe, rough) |
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| APA | Smart Define. (2016). heavy thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/heavy/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "heavy thesaurus" https://smartdefine.org/heavy/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2016, heavy thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/heavy/thesaurus/synonyms>. |
| MLA | Smart Define. "heavy thesaurus" 25 January 2016. Web. 29 September 2026. <https://smartdefine.org/heavy/thesaurus/synonyms> |