179 entries under strong topic. ×
| powerfully(adverb, fast, intensely, fiercely) | |
| pungent(powerful, penetrating) | |
| rock(adjective, substantial, sturdy, compact) | |
| secure(adjective, firm, substantial, fixed) | |
| staunch(adjective, firm, resolute, sturdy) | |
| steeled(adjective, solid, stiff, unfeeling) | |
| stinging(tender, powerful, raw, burning) | |
| strained(adjective, rough, difficult, powerful) | |
| tooth and nail(expression, idiom, adverb) | |
| unshakable(adjective, mean, tough, harsh) | |
| low(adjective, mean, ridiculous, pitiful) | |
| brick wall(expression, adjective, severe, substantial) | |
| by the book(expression, adjective, idiom, tough) | |
| crass(adjective, mean, tough, harsh) | |
| disciplinary(adjective, tough, severe, firm) | |
| dyed-in-the-wool(adjective, set, tough, severe) | |
| earnest(severe, powerful, true, serious) | |
| excessive(adjective, great, severe, sharp) | |
| hang-tough(adjective, tough, severe, harsh) | |
| hard-line(adjective, tough, severe, rough) |
For more, visit
Hard on
Power Thesaurus
| 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> |