252 entries under tough topic. ×
| capable(adjective, strong, sound, solid) | |
| capital(quality, superior, important, essential) | |
| cardinal(quality, superior, important, essential) | |
| challenging(adjective, severe, difficult, awkward) | |
| champion(order, prime, opponent, primary) | |
| chief(order, great, important, substantial) | |
| combatant(lead, worthy, bodyguard, muscleman) | |
| congealed(adjective, set, hard, solid) | |
| contestant(opponent, champion, mercenary, militant) | |
| difficile(adjective, severe, rough, difficult) | |
| disputant(champion, mercenary, militant, bodyguard) | |
| duelist(opponent, champion, mercenary, militant) | |
| easier said than done(expression, severe, painful, problematic) | |
| energetic(adjective, strong, sound, solid) | |
| fixed(adjective, set, strong, hard, sound) | |
| galling(severe, harsh, painful, problematic) | |
| grim(adjective, dull, quiet, strong, hard) | |
| hale(adjective, strong, sound, solid) | |
| hard-won(severe, painful, problematic, trying) | |
| hard as nails(expression, adjective, idiom, strong, hard) |
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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> |