140 entries under tough topic. ×

2
hard-driving(adjective, strong, energetic, powerful)
2
heavy(adjective, strong, sound, difficult)
2
in fine fettle(expression, adjective, idiom, strong)
2
muscular(adjective, strong, sound, fit)
2
red-blooded(adjective, strong, energetic, powerful)
2
rosy-cheeked(adjective, person, strong, fit)
2
safe and sound(adjective, person, strong, fit)
2
sinewy(adjective, strong, sound, solid)
2
solid(adjective, strong, sound, heavy)
2
stalwart(adjective, strong, sound, solid)
2
sturdy(adjective, person, strong, sound)
2
substantial(adjective, strong, sound, solid)
2
take-charge(adjective, strong, energetic, powerful)
2
take-over(adjective, strong, energetic, powerful)
2
tenacious(adjective, strong, sound, solid)
1
able-bodied(adjective, strong, sound, fit)
1
adept(adjective, smooth, keen, sharp)
1
adequate(adjective, direct, energetic, useful)
1
ball of fire(expression, adjective, idiom, strong)
1
big(adjective, strong, sound, solid)
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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>