98 entries under sturdy topic. ×

22
durable(adjective, strong, sound, tough, strain)
21
enduring(adjective, strong, sound, tough, strain)
21
implacable(adjective, appearance, mean, strong, hard)
20
stout(adjective, strong, sound, tough, strain)
19
robust(adjective, strong, hard, sound, tough)
19
substantial(adjective, strong, hard, sound, tough)
18
hard-nosed(adjective, mean, clear, strong, hard)
17
mulish(adjective, mean, strong, hard, tough)
17
severe(adjective, appearance, mean, clear, strong)
16
grim(adjective, appearance, mean, strong, hard)
15
steely(adjective, strong, hard, tough, firm)
14
staunch(adjective, clear, strong, sound, tough)
13
bullheaded(adjective, strong, hard, tough, firm)
13
flinty(adjective, strong, hard, tough, severe)
13
harsh(adjective, mean, strong, hard, tough)
13
solid(adjective, set, strong, hard, sound)
13
stiff-necked(adjective, mean, strong, hard, tough)
11
strict(adjective, strong, hard, tough, easy)
10
hardheaded(adjective, strong, hard, tough, determined)
10
indomitable(adjective, set, strong, hard, tough)
10 years ago|23k views|share |citing 
APASmart Define. (2016). unyielding thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unyielding/thesaurus/synonyms
ChicagoSmart Define. 2016. "unyielding thesaurus" https://smartdefine.org/unyielding/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, unyielding thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unyielding/thesaurus/synonyms>.
MLASmart Define. "unyielding thesaurus" 10 March 2016. Web. 29 September 2026. <https://smartdefine.org/unyielding/thesaurus/synonyms>