22 entries under trouble topic. ×
| vexed question(noun, expression, idiom, challenge) | |
| difficult question(noun, challenge, question, puzzle) |
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Enigma on
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| APA | Smart Define. (2016). enigma thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/enigma/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "enigma thesaurus" https://smartdefine.org/enigma/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, enigma thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/enigma/thesaurus/synonyms>. |
| MLA | Smart Define. "enigma thesaurus" 1 April 2016. Web. 28 September 2026. <https://smartdefine.org/enigma/thesaurus/synonyms> |