560 entries under adjective topic. ×

18
strenuous(action, strong, tough, smart)
17
potent(strong, direct, sound, tough)
17
vital(good, clear, strong, tough)
15
fresh(person, tough, energy, keen)
14
enterprising(action, strong, tough, keen)
14
indefatigable(determined, active, full, forceful)
14
quick(pleasant, keen, sharp, intense)
14
tireless(determined, active, vigorous, full)
14
intense(strong, tough, severe, keen)
14
robust(strong, sound, tough, fit)
13
earnest(person, strong, enthusiastic, powerful)
13
keen(good, clear, strong, pleasant)
13
zippy(action, strong, moving, tough)
12
hearty(person, strong, sound, tough)
11
ambitious(work, ability, determined, success)
11
diligent(work, strong, keen, intense)
11
fervent(strong, powerful, lively, active)
11
passionate(strong, open, keen, intense)
11
snappy(action, strong, moving, tough)
11
unflagging(determined, active, vigorous, full)
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APASmart Define. (2016). energetic thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/energetic/thesaurus/synonyms
ChicagoSmart Define. 2016. "energetic thesaurus" https://smartdefine.org/energetic/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, energetic thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/energetic/thesaurus/synonyms>.
MLASmart Define. "energetic thesaurus" 1 April 2016. Web. 26 September 2026. <https://smartdefine.org/energetic/thesaurus/synonyms>