Synonyms|251Antonyms|39|Broader|2Narrower|0Related|383

48 entries under stubborn topic. ×

3
indurate(adjective, set, firm, determined, stiff)
3
intractable(hard, tough, firm, unreasonable, grim)
2
strict(adjective, set, strong, hard, tough)
1
dyed-in-the-wool(adjective, set, strong, hard, tough)
1
indomitable(adjective, set, strong, hard, tough)
1
recalcitrant(tough, firm, unreasonable, grim, obstinate)
0
hidebound(obstinate, unbending)
0
set in your ways(expression, idiom, obstinate, unbending)
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ChicagoSmart Define. 2015. "adamantine thesaurus" https://smartdefine.org/adamantine/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, adamantine thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/adamantine/thesaurus/synonyms>.
MLASmart Define. "adamantine thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/adamantine/thesaurus/synonyms>