12 entries under trouble topic. ×

28
enigma(noun, challenge, property, question)
18
puzzle(noun, difficulty, challenge, property)
14
mystery(noun, challenge, problem, puzzle)
14
riddle(noun, difficulty, challenge, property)
12
dilemma(noun, difficulty, pain, challenge)
11
quandary(noun, difficulty, pain, struggle)
9
problem(noun, challenge, secret, puzzle)
5
crux(noun, difficulty, pain, challenge)
3
secret(noun, challenge, question, puzzle)
2
brain-teaser(noun, challenge, question, puzzle)
2
knot(noun, difficulty, pain, struggle)
2
perplexity(noun, difficulty, pain, struggle)
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APASmart Define. (2016). paradox thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/paradox/thesaurus/synonyms
ChicagoSmart Define. 2016. "paradox thesaurus" https://smartdefine.org/paradox/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, paradox thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/paradox/thesaurus/synonyms>.
MLASmart Define. "paradox thesaurus" 29 February 2016. Web. 27 September 2026. <https://smartdefine.org/paradox/thesaurus/synonyms>