304 entries under adjective topic. ×

3
iron(tough, firm, unreasonable, grim)
3
mischievous
3
nonconformist(negative, hostile, different, adverse)
3
opinionated(mean, tough, firm, violent)
3
problem(tough, problematic, trying)
3
ruthless(appearance, hard, severe, rough)
3
steely(set, hard, stiff, rigid)
3
tumultuous
3
turbulent
3
unaccommodating(tough, grim, problematic, trying)
3
unforgiving(hard, severe, rough, harsh)
3
unpliable(difficult, unpleasant, adverse, unfortunate)
3
unrestrained
3
unsympathetic
3
unwilling(indifferent, unresponsive, obstinate, oblivious)
3
violent
2
anarchistic
2
bad
2
bull-headed(difficult, obstinate, stubborn, willful)
2
conservative
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APASmart Define. (2015). intractable thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/intractable/thesaurus/synonyms
ChicagoSmart Define. 2015. "intractable thesaurus" https://smartdefine.org/intractable/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, intractable thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/intractable/thesaurus/synonyms>.
MLASmart Define. "intractable thesaurus" 24 June 2015. Web. 24 September 2026. <https://smartdefine.org/intractable/thesaurus/synonyms>