Synonyms|4Antonyms|0|Broader|0Narrower|0Related|0
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burning question(noun, question)
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difficult question
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riddle
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vexed question
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APASmart Define. (2011). knotty question thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/knotty_question/thesaurus/synonyms
ChicagoSmart Define. 2011. "knotty question thesaurus" https://smartdefine.org/knotty_question/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2011, knotty question thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/knotty_question/thesaurus/synonyms>.
MLASmart Define. "knotty question thesaurus" 23 May 2011. Web. 20 September 2026. <https://smartdefine.org/knotty_question/thesaurus/synonyms>