97 entries under sincere topic. ×
| energetic(adjective, action, good, clear, strong) | |
| strong(adjective, person, strong, great, sound) | |
| lively(adjective, action, good, clear, strong) | |
| robust(adjective, health, strong, great, sound) | |
| active(adjective, action, good, person, clear) | |
| spirited(adjective, strong, moving, keen, sharp) | |
| healthy(adjective, health, good, person, clear) | |
| animated(adjective, strong, moving, keen, bright) | |
| hale(adjective, health, strong, great, sound) | |
| hearty(adjective, health, person, strong, great) | |
| zealous(adjective, tough, keen, smart, warm) | |
| enthusiastic(adjective, moving, keen, intense, energetic) | |
| hardy(noun, adjective, health, good, clear) | |
| sound(adjective, health, strong, complete, tough) | |
| vivacious(adjective, strong, sharp, bright, energetic) | |
| eager(adjective, keen, warm, intense, energetic) | |
| intense(adjective, strong, great, keen, bright) | |
| ardent(adjective, keen, warm, intense, energetic) | |
| well(adjective, health, person, strong, sound) | |
| earnest(adjective, keen, warm, intense, energetic) |
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| APA | Smart Define. (2016). vigorous thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/vigorous/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "vigorous thesaurus" https://smartdefine.org/vigorous/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, vigorous thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/vigorous/thesaurus/synonyms>. |
| MLA | Smart Define. "vigorous thesaurus" 1 April 2016. Web. 27 September 2026. <https://smartdefine.org/vigorous/thesaurus/synonyms> |