338 entries under adjective topic. ×

2
desperate(hard, severe, difficulty, rough)
2
disinclined(difficult, awkward, forced, averse)
2
disputatious
2
exacting(tough, persistent, obstinate, problematic)
2
factious
2
gutsy
2
indisposed(difficult, awkward, forced, averse)
2
involuntary(difficult, awkward, forced, averse)
2
irritable(tough, grim, restless, obstinate)
2
nettlesome
2
opposed(negative, hostile, adverse, discordant)
2
pettish(irritable, restless, unruly, peevish)
2
rogue
2
rude(tough, grim, problematic, trying)
2
stalwart
2
stern(persistent, obstinate, insistent, dogged)
2
strong-minded(determined, fixed, impulsive, stubborn)
2
unadaptable
2
unrestrained
2
unshakable(tough, firm, unreasonable, grim)
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APASmart Define. (2015). refractory thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/refractory/thesaurus/synonyms
ChicagoSmart Define. 2015. "refractory thesaurus" https://smartdefine.org/refractory/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, refractory thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/refractory/thesaurus/synonyms>.
MLASmart Define. "refractory thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/refractory/thesaurus/synonyms>