96 entries under significant topic. ×
| operose(adjective, tough, severe, rough, difficult) | |
| solid(adjective, person, set, body, strong) | |
| sound(adjective, strong, hard, tough, solid) | |
| considerable(adjective, big, important, substantial) | |
| firm(noun, adjective, set, strong, hard) | |
| momentous(adjective, great, tough, severe, big) | |
| strenuous(adjective, dull, tough, severe, rough) | |
| crucial(adjective, great, tough, severe, extraordinary) | |
| sturdy(adjective, person, body, strong, hard) | |
| critical(adjective, great, harsh, extraordinary, big) | |
| extraordinary(adjective, great, solid, informal, unusual) | |
| ugly(adjective, calm, bad, tough, severe) | |
| goodly(large, greatness, considerable) | |
| meaningful(adjective, dull, quiet, tough, severe) | |
| pressing(adjective, tough, severe, big, important) | |
| well-built(adjective, person, body, strong, sound) | |
| central(important, vital, fundamental, imperative) | |
| consequential(adjective, strong, harsh, solid, big) | |
| durable(adjective, strong, sound, tough, solid) | |
| exceptional(adjective, great, complete, excellent, intense) |
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| APA | Smart Define. (2016). heavy thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/heavy/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "heavy thesaurus" https://smartdefine.org/heavy/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, heavy thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/heavy/thesaurus/synonyms>. |
| MLA | Smart Define. "heavy thesaurus" 25 January 2016. Web. 24 September 2026. <https://smartdefine.org/heavy/thesaurus/synonyms> |