11 entries under enigma topic. ×

20
question(noun, trouble, issue, doubt, problem)
11
issue(noun, trouble, challenge, case, doubt)
7
mystery(noun, adjective, quality, question, need)
7
riddle(noun, difficult, question, problem, puzzle)
6
puzzle(noun, difficult, question, problem, lost)
5
cliff-hanger(noun, informal, question, puzzle, conundrum)
4
intricacy(noun, question, puzzle, conundrum)
4
mind-boggler(noun, question, puzzle, conundrum)
4
puzzler(noun, question, puzzle, conundrum)
4
stumper(noun, question, puzzle, conundrum)
4
twister(noun, question, puzzle, conundrum)
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APASmart Define. (2016). solution thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/solution/thesaurus/antonyms
ChicagoSmart Define. 2016. "solution thesaurus" https://smartdefine.org/solution/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2016, solution thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/solution/thesaurus/antonyms>.
MLASmart Define. "solution thesaurus" 31 March 2016. Web. 22 September 2026. <https://smartdefine.org/solution/thesaurus/antonyms>