63 entries under tough topic. ×

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fastidious(problematic, trying)
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finicky(problematic, trying)
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fractious(problematic, trying)
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fussy(problematic, trying)
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grim(problematic, trying)
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hard to please(expression, idiom, problematic, trying)
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impolite(problematic, trying)
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intractable(problematic, trying)
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irritable(problematic, trying)
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oafish(problematic, trying)
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obstreperous(problematic, trying)
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painful(severe, problematic, trying)
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perverse(problematic, trying)
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picky(problematic, trying)
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refractory(problematic, trying)
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rude(problematic, trying)
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severe(painful, problematic, trying)
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testing(problematic, trying)
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tiresome(problematic, trying)
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tiring(problematic, trying)
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APASmart Define. (2016). gargantuan thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/gargantuan/thesaurus/synonyms
ChicagoSmart Define. 2016. "gargantuan thesaurus" https://smartdefine.org/gargantuan/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, gargantuan thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/gargantuan/thesaurus/synonyms>.
MLASmart Define. "gargantuan thesaurus" 26 February 2016. Web. 1 October 2026. <https://smartdefine.org/gargantuan/thesaurus/synonyms>