142 entries under severe topic. ×
| knotty(adjective, hard, tough, rough) | |
| mean(adjective, hard, rough, difficult) | |
| menacing(adjective, bad, risky, weighty) | |
| potent(adjective, strong, sound, tough) | |
| rigorous(adjective, strong, hard, tough) | |
| steep(adjective, stringent, drastic) | |
| tempestuous(adjective, calm, difficult) | |
| urgent(adjective, tough, informal, big) | |
| vigorous(adjective, strong, sound, tough) | |
| acroamatic(adjective, obscure, difficult, complex) | |
| ambitious(tough, painful, problematic, trying) | |
| austere(adjective, quiet, strong, hard, tough) | |
| backbreaker(tough, painful, problematic, trying) | |
| challenging(adjective, tough, difficult, awkward) | |
| difficile(adjective, tough, rough, difficult) | |
| easier said than done(expression, tough, painful, problematic) | |
| extravagant(adjective, stringent, drastic) | |
| far-reaching(big, significant, substantial, valuable) | |
| galling(tough, harsh, painful, problematic) | |
| grim(adjective, dull, quiet, strong, hard) |
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| APA | Smart Define. (2016). heavy thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/heavy/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "heavy thesaurus" https://smartdefine.org/heavy/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, heavy thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/heavy/thesaurus/synonyms>. |
| MLA | Smart Define. "heavy thesaurus" 25 January 2016. Web. 26 September 2026. <https://smartdefine.org/heavy/thesaurus/synonyms> |