Synonyms|905Antonyms|165|Broader|8Narrower|0Related|298

105 entries under strong topic. ×

2
rough(adjective, person, hard, tough)
2
stand pat(expression, certain, steady, definite)
2
true(adjective, tough, flat, firm)
2
unshaken(adjective, certain, definite, resolved)
1
abiding(adjective, flat, intense, certain)
1
bitter(adjective, hard, tough, harsh)
1
constant(adjective, secure, flat, certain)
1
definite(severe, certain, stiff, inflexible)
1
dyed-in-the-wool(adjective, set, hard, tough)
1
exact(severe, certain, definite, stiff)
1
fast(adjective, secure, tough, firm)
1
flat(adjective, certain, determined, detached)
1
hang-tough(adjective, hard, tough, harsh)
1
hang tough(expression, tough, difficult, certain)
1
hard-core(adjective, hard, tough, firm)
1
hard-shell(adjective, hard, tough, sturdy)
1
heavy(adjective, hard, tough, severe)
1
intent(adjective, flat, intense, certain)
1
never-failing(adjective, flat, intense, certain)
1
rugged(adjective, hard, tough, harsh)
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ChicagoSmart Define. 2016. "obdurate thesaurus" https://smartdefine.org/obdurate/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, obdurate thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/obdurate/thesaurus/synonyms>.
MLASmart Define. "obdurate thesaurus" 23 March 2016. Web. 27 September 2026. <https://smartdefine.org/obdurate/thesaurus/synonyms>