208 entries under tough topic. ×

1
prosperous(strong, fit, healthy, well)
1
relentless(adjective, strong, hard, firm)
1
roaring(strong, fit, healthy, well)
1
serious(adjective, strong, hard, solid)
1
snappy(adjective, strong, energetic, powerful)
1
spanking(adjective, strong, great, energetic)
1
spirited(adjective, strong, moving, energetic)
1
stark(adjective, strong, sound, solid)
1
steamroller(adjective, strong, great, energetic)
1
strong as an ox(expression, adjective, idiom, strong)
1
take-charge(adjective, strong, energetic, powerful)
1
take-over(adjective, strong, intense, energetic)
1
tiger(strong, fit, vigorous, healthy)
1
trim(adjective, strong, fit, fresh)
1
unflagging(adjective, strong, sound, fit)
1
unimpaired(strong, complete, fit, solid)
1
whole(adjective, strong, complete, fit)
1
wicked(strong, fit, energetic, healthy)
1
zappy(strong, fit, healthy, well)
1
zippy(adjective, strong, energetic, powerful)
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APASmart Define. (2016). sturdy thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/sturdy/thesaurus/synonyms
ChicagoSmart Define. 2016. "sturdy thesaurus" https://smartdefine.org/sturdy/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, sturdy thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/sturdy/thesaurus/synonyms>.
MLASmart Define. "sturdy thesaurus" 24 March 2016. Web. 29 September 2026. <https://smartdefine.org/sturdy/thesaurus/synonyms>