103 entries under firm topic. ×

67
strong(adjective, calm, person, body, strong)
39
tough(adjective, calm, person, body, strong)
35
stout(adjective, calm, person, body, strong)
30
powerful(adjective, person, body, strong, great)
30
stalwart(adjective, calm, person, body, strong)
29
rugged(adjective, strong, hard, sound, tough)
28
solid(adjective, calm, person, body, strong)
26
muscular(adjective, person, body, strong, great)
24
substantial(adjective, calm, strong, hard, sound)
22
sound(noun, adjective, calm, strong, hard)
19
durable(adjective, calm, strong, sound, secure)
17
hefty(adjective, person, body, strong, hard)
16
stable(adjective, strong, hard, sound, complete)
15
lusty(adjective, strong, great, tough, fit)
15
well-built(adjective, calm, person, body, strong)
14
mighty(adjective, person, body, strong, great)
13
staunch(noun, adjective, calm, strong, sound)
12
hale(adjective, strong, sound, complete, tough)
11
tenacious(adjective, strong, sound, tough, fit)
10
unyielding(adjective, strong, hard, sound, tough)
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APASmart Define. (2016). sturdy thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/sturdy/thesaurus/synonyms
ChicagoSmart Define. 2016. "sturdy thesaurus" https://smartdefine.org/sturdy/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, sturdy thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/sturdy/thesaurus/synonyms>.
MLASmart Define. "sturdy thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/sturdy/thesaurus/synonyms>