60 entries under trying topic. ×

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boorish(tough, problematic)
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fastidious(tough, problematic)
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finicky(tough, thorough, demanding, problematic)
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fractious(tough, problematic)
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grim(adjective, tough, demanding, problematic)
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grueling(adjective, tough, difficult, awkward, grim)
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hard to please(expression, idiom, tough, problematic)
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impolite(tough, problematic)
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intractable(tough, problematic)
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irritable(tough, problematic)
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oafish(tough, problematic)
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obstreperous(tough, problematic)
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painful(tough, severe, problematic)
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perverse(tough, problematic)
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picky(tough, thorough, demanding, problematic)
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rude(tough, problematic)
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tiresome(tough, problematic)
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unaccommodating(tough, problematic)
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unamenable(tough, problematic)
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unmanageable socially(expression, tough, problematic)
<123>
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APASmart Define. (2016). challenging thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/challenging/thesaurus/synonyms
ChicagoSmart Define. 2016. "challenging thesaurus" https://smartdefine.org/challenging/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, challenging thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/challenging/thesaurus/synonyms>.
MLASmart Define. "challenging thesaurus" 2 March 2016. Web. 22 September 2026. <https://smartdefine.org/challenging/thesaurus/synonyms>