Synonyms|920Antonyms|329|Broader|9Narrower|0Related|2.1k

208 entries under tough topic. ×

4
fixed(adjective, close, strong, hard, sound)
4
lasting(adjective, calm, strong, solid)
4
refractory(adjective, hard, solid, rigid)
4
resilient(adjective, strong, robust, unaffected)
4
robustious(adjective, strong, fit, healthy)
4
safe and sound(adjective, person, strong, fresh)
4
steely(strong, hard, rugged)
4
stubborn(adjective, strong, hard, firm)
4
tight(adjective, close, strong, hard)
4
well-founded(adjective, calm, strong, sound, secure)
3
dense(adjective, person, close, set, body)
3
fresh(adjective, strong, moving, fit)
3
in fine fettle(expression, adjective, idiom, strong)
3
in good shape(expression, adjective, idiom, person, strong)
3
mettlesome(adjective, strong, intense, energetic)
3
reliable(adjective, calm, strong, secure)
3
resistant(adjective, strong, fit, healthy)
3
sure(adjective, calm, strong, continue)
2
active(adjective, person, strong, sound)
2
adamant(adjective, strong, hard, firm)
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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>