57 entries under sturdy topic. ×

1
hard-nosed(adjective, strong, hard, tough, severe)
1
hard-shell(adjective, set, strong, hard, tough)
1
hardheaded(adjective, strong, hard, tough, severe)
1
harsh(adjective, strong, hard, tough, severe)
1
immovable(adjective, set, strong, hard, tough)
1
implacable(adjective, set, strong, hard, tough)
1
indomitable(adjective, set, strong, hard, tough)
1
inexorable(adjective, set, strong, hard, tough)
1
inflexible(adjective, set, strong, hard, tough)
1
mortified(adjective, strong, hard, tough, severe)
1
mulish(adjective, strong, hard, tough, severe)
1
obdurate(adjective, set, strong, hard, tough)
1
relentless(adjective, set, strong, hard, tough)
1
rigid(adjective, set, strong, hard, tough)
1
rigorous(adjective, set, strong, hard, tough)
1
rough(adjective, strong, hard, tough, severe)
1
serious(adjective, strong, hard, tough, severe)
1
severe(adjective, strong, hard, tough, harsh)
1
steely(adjective, set, strong, hard, tough)
1
stiff-necked(adjective, strong, hard, tough, severe)
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APASmart Define. (2016). dyed-in-the-wool thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/dyed-in-the-wool/thesaurus/synonyms
ChicagoSmart Define. 2016. "dyed-in-the-wool thesaurus" https://smartdefine.org/dyed-in-the-wool/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, dyed-in-the-wool thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/dyed-in-the-wool/thesaurus/synonyms>.
MLASmart Define. "dyed-in-the-wool thesaurus" 29 March 2016. Web. 1 October 2026. <https://smartdefine.org/dyed-in-the-wool/thesaurus/synonyms>