40 entries under problem topic. ×

48
enigma(noun, trouble, show, dispute, difficulty)
42
riddle(noun, trouble, show, difficulty, challenge)
40
conundrum(noun, trouble, show, difficulty, challenge)
29
puzzle(noun, trouble, show, dispute, difficulty)
8
paradox(noun, trouble, challenge, puzzle)
5
confusion(noun, issue, question, subject)
5
puzzler(noun, show, difficulty, challenge, question)
5
stumper(noun, trouble, difficulty, challenge, question)
2
mind-boggler(noun, challenge, doubt, question)
2
uncertainty(issue, subject)
1
challenge(noun, difficulty, issue, question, subject)
1
doubt(issue, question, subject, puzzle)
1
grabber(noun, difficulty, challenge, doubt, question)
1
stickler(noun, difficulty, challenge, doubt, question)
1
teaser(noun, difficulty, challenge, doubt, question)
1
twister(noun, difficulty, challenge, doubt, question)
0
argument(issue, subject)
0
contention(dispute, issue, subject)
0
controversy(dispute, issue, subject)
0
debate(dispute, issue, subject)
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APASmart Define. (2016). mystery thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/mystery/thesaurus/synonyms
ChicagoSmart Define. 2016. "mystery thesaurus" https://smartdefine.org/mystery/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, mystery thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/mystery/thesaurus/synonyms>.
MLASmart Define. "mystery thesaurus" 31 March 2016. Web. 22 September 2026. <https://smartdefine.org/mystery/thesaurus/synonyms>