Synonyms|1Antonyms|0|Broader|0Narrower|0Related|0
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toughies
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APASmart Define. (2015). hard puzzles thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/hard_puzzles/thesaurus/synonyms
ChicagoSmart Define. 2015. "hard puzzles thesaurus" https://smartdefine.org/hard_puzzles/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, hard puzzles thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/hard_puzzles/thesaurus/synonyms>.
MLASmart Define. "hard puzzles thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/hard_puzzles/thesaurus/synonyms>