208 entries under tough topic. ×

2
blooming(strong, fit, fresh, well)
2
close(adjective, set, strong, hard)
2
compact(adjective, close, set, strong, hard)
2
dynamic(adjective, strong, great, energetic)
2
flinty(adjective, strong, hard, solid)
2
full-bodied(adjective, strong, fit, powerful)
2
hard as nails(expression, adjective, idiom, strong, hard)
2
heavy-duty(adjective, strong, sound, solid)
2
immovable(adjective, strong, hard, firm)
2
indefatigable(adjective, strong, sound, fit)
2
intense(adjective, strong, great, firm)
2
normal(strong, fit, fresh, well)
2
permanent(adjective, calm, strong, steady)
2
reinforced(adjective, strong, sound, solid)
2
robustuous(strong, fit, healthy, well)
2
rosy-cheeked(adjective, person, strong, fit)
2
rough(adjective, strong, hard, vigorous)
2
set(adjective, calm, strong, hard)
2
strenuous(adjective, strong, intense, energetic)
2
thick(adjective, person, close, set, body)
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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>