4
open to question(expression, characteristic, boldness, aggression, adjective)
3
antagonistic(adjective, characteristic, boldness, aggression)
3
belligerent(adjective, characteristic, boldness, aggression)
3
cantankerous(adjective, characteristic, boldness, aggression)
3
controversial(adjective, characteristic, boldness, aggression)
3
convoluted(adjective, characteristic, torture, agony)
3
devious(adjective, characteristic, torture, agony)
3
disputable(adjective, characteristic, boldness, aggression)
3
disputatious(adjective, characteristic, boldness, aggression)
3
doubtful(adjective, characteristic, boldness, aggression)
3
dubious(adjective, characteristic, boldness, aggression)
3
energetic(adjective, characteristic, boldness, torture, agony)
3
entangled(adjective, characteristic, torture, agony)
3
fierce(adjective, characteristic, boldness, torture, agony)
3
fire-eating(adjective, characteristic, boldness, aggression)
3
hawkish(adjective, characteristic, boldness, aggression)
3
impenetrable(adjective, characteristic, torture, agony)
3
intricate(adjective, characteristic, torture, agony)
3
involved(adjective, characteristic, torture, agony)
3
knotty(adjective, characteristic, torture, agony)
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APASmart Define. (1970). more difficult thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/more_difficult/thesaurus/related
ChicagoSmart Define. 1970. "more difficult thesaurus" https://smartdefine.org/more_difficult/thesaurus/related (accessed September 23, 2026).
HarvardSmart Define 1970, more difficult thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/more_difficult/thesaurus/related>.
MLASmart Define. "more difficult thesaurus" 1 January 1970. Web. 23 September 2026. <https://smartdefine.org/more_difficult/thesaurus/related>