Synonyms|827Antonyms|121|Broader|4Narrower|7Related|531

63 entries under persistent topic. ×

4
wrongheaded(negative, hostile, obstinate, adverse)
3
bullheaded(adjective, tough, firm, indifferent, deliberate)
3
demanding(adjective, tough, obstinate, problematic)
3
exacting(adjective, tough, obstinate, problematic)
3
hard-line(adjective, tough, firm, difficult)
3
iron(adjective, tough, firm, unreasonable, grim)
3
opinionated(adjective, mean, tough, firm, violent)
2
hard-shell(adjective, determined, impulsive, obstinate)
2
hardened(adjective, determined, fixed, stubborn)
2
hopeless(adjective, appearance, difficulty, terrible)
2
incurable(adjective, difficult, obstinate, stubborn)
2
inveterate(adjective, obstinate, insistent, dogged)
2
remorseless(adjective, tough, firm, cruel, unreasonable)
1
anal-retentive(adjective, obstinate, insistent, dogged)
1
confirmed(adjective, obstinate, insistent, dogged)
1
dyed-in-the-wool(hard, resolute, rigid, inflexible)
1
hard-shelled(adjective, obstinate, insistent, dogged)
1
hardheaded(adjective, strong, tough, firm, cold)
1
hell-bent(adjective, obstinate, insistent, dogged)
1
insurgent(adjective, obstinate, insistent, dogged)
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APASmart Define. (2015). intractable thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/intractable/thesaurus/synonyms
ChicagoSmart Define. 2015. "intractable thesaurus" https://smartdefine.org/intractable/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, intractable thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/intractable/thesaurus/synonyms>.
MLASmart Define. "intractable thesaurus" 24 June 2015. Web. 20 September 2026. <https://smartdefine.org/intractable/thesaurus/synonyms>