170 entries under vigorous topic. ×
| zealous(adjective, strong, tough, energetic, enthusiastic) | |
| trim(adjective, strong, great, sound, tough) | |
| affable(adjective, enthusiastic, sincere, wholehearted) | |
| ardent(adjective, enthusiastic, sincere, wholehearted) | |
| avid(adjective, enthusiastic, sincere, wholehearted) | |
| back-slapping(adjective, enthusiastic, sincere, wholehearted) | |
| bruising(strong, sturdy, brawny, husky) | |
| cheerful(adjective, enthusiastic, sincere, wholehearted) | |
| cheery(adjective, enthusiastic, sincere, wholehearted) | |
| cordial(adjective, enthusiastic, sincere, wholehearted) | |
| deep-felt(adjective, enthusiastic, sincere, wholehearted) | |
| deepest(adjective, enthusiastic, sincere, wholehearted) | |
| devout(adjective, enthusiastic, sincere, wholehearted) | |
| dynamical | |
| earnest(adjective, enthusiastic, sincere, wholehearted) | |
| ebullient(adjective, enthusiastic, sincere, wholehearted) | |
| effusive(adjective, enthusiastic, sincere, wholehearted) | |
| emphatic(adjective, strong, enthusiastic, sincere) | |
| fibrous(sturdy, brawny, well-built, beefy) | |
| frank(adjective, enthusiastic, sincere, wholehearted) |
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| APA | Smart Define. (2016). robust thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/robust/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "robust thesaurus" https://smartdefine.org/robust/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, robust thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/robust/thesaurus/synonyms>. |
| MLA | Smart Define. "robust thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/robust/thesaurus/synonyms> |