140 entries under tough topic. ×

4
well(adjective, person, strong, fit)
3
able(adjective, strong, direct, sound)
3
accomplished(feature, energy, skill, effective)
3
apt(feature, skill, energetic, effective)
3
capable(adjective, strong, direct, sound)
3
clever(adjective, sharp, bright, energetic)
3
full of life(expression, adjective, idiom, strong)
3
handy(skill, energetic, quick, effective)
3
mighty(adjective, strong, sound, solid)
3
productive(adjective, direct, energetic, lively)
3
spanking(adjective, strong, pleasant, energetic)
2
blooming(adjective, good, clear, strong)
2
bouncing(adjective, good, clear, strong)
2
competent(ability, energetic, wise, capacity)
2
deft(adjective, smooth, keen, sharp)
2
expert(adjective, smooth, skill, energetic)
2
firm(adjective, strong, sound, fit)
2
fit(adjective, strong, lively, vigorous)
2
flourishing(adjective, strong, fit, energetic)
2
good at(verb, expression, phrasal verb, skill)
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APASmart Define. (2016). active thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/active/thesaurus/synonyms
ChicagoSmart Define. 2016. "active thesaurus" https://smartdefine.org/active/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, active thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/active/thesaurus/synonyms>.
MLASmart Define. "active thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/active/thesaurus/synonyms>