188 entries under vigorous topic. ×
| ardent(adjective, difficult, intense, energetic, passionate) | |
| brisk(adjective, tough, severe, energetic, powerful) | |
| dynamic(adjective, great, tough, bright, intense) | |
| earnest(adjective, intense, energetic, passionate, violent) | |
| spirited(adjective, open, tough, bright, difficult) | |
| trenchant(adjective, feeling, great, severe, sharp) | |
| warm(adjective, feeling, open, difficult, intense) | |
| animated(adjective, open, bright, difficult, intense) | |
| concentrated(adjective, set, hard, tough, firm) | |
| flourishing(adjective, sound, tough, right, fit) | |
| gutsy(adjective, tough, energetic, violent, powerful) | |
| mettlesome(adjective, tough, energetic, powerful, lively) | |
| peppy(adjective, tough, energetic, powerful, lively) | |
| strenuous(adjective, moving, tough, difficult, energetic) | |
| vital(adjective, tough, energetic, powerful, lively) | |
| vivacious(adjective, intense, energetic, enthusiastic, powerful) | |
| zippy(adjective, tough, sharp, energetic, powerful) | |
| aggressive(adjective, severe, energetic, violent, lively) | |
| ample(adjective, solid, big, important, enthusiastic) | |
| enthusiastic(adjective, intense, passionate, violent, powerful) |
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| APA | Smart Define. (2016). strong thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/strong/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "strong thesaurus" https://smartdefine.org/strong/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, strong thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/strong/thesaurus/synonyms>. |
| MLA | Smart Define. "strong thesaurus" 1 April 2016. Web. 26 September 2026. <https://smartdefine.org/strong/thesaurus/synonyms> |