179 entries under strong topic. ×
| hard-shell(adjective, tough, severe, harsh) | |
| massed(adjective, substantial, sturdy, compact) | |
| rooted(adjective, firm, substantial, fixed) | |
| rowdy(adjective, mean, tough, harsh) | |
| tough inflexible(expression, tough, sturdy, rigid) | |
| unpolished(adjective, mean, tough, rough) | |
| unrefined(adjective, mean, rough, rude) | |
| fit(adjective, solid, informal, stiff) | |
| with might and main(idiom, adverb) | |
| all-consuming(powerful, penetrating) | |
| dimensional(adjective, substantial, sturdy, compact) | |
| exaggerated(difficult, powerful, penetrating) | |
| exceptional(powerful, penetrating) | |
| extraordinary(adjective, great, sharp, harsh) | |
| fanatical(powerful, penetrating) | |
| ferric(adjective, tough, sturdy, rigid) | |
| ferrous(adjective, tough, sturdy, rigid) | |
| fervid(powerful, penetrating) | |
| full(powerful, penetrating) | |
| healthy(adjective, solid, informal, stiff) |
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| APA | Smart Define. (2016). hard thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/hard/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "hard thesaurus" https://smartdefine.org/hard/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, hard thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/hard/thesaurus/synonyms>. |
| MLA | Smart Define. "hard thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/hard/thesaurus/synonyms> |