628 entries under noun topic. ×

4
intricacy(difficulty, challenge, question, puzzle)
4
mind-boggler(challenge, doubt, question, secret)
4
plight(fix, difficulty, burden, question)
4
point at issue(expression, idiom, point, difficulty)
4
rebus(difficulty, question, secret, puzzle)
4
uncertainty(concern, difficulty, anxiety, issue)
3
botheration(trouble, strain, difficulty, care)
3
illustration(challenge, question, situation, puzzle)
3
motif(point, line, issue, material)
3
teaser(difficulty, challenge, question, secret)
3
bad news(expression, trouble, worry, concern)
3
bafflement(complication, multiplicity, complicacy)
3
basis
3
bone of contention(expression, idiom, difference, inquiry)
3
complaint(trouble, disorder, defeat, distress)
3
complexity(complication, multiplicity, complicacy)
3
confusion(difficulty, anxiety, issue, doubt)
3
consideration(study, concern, point, issue)
3
contention(concern, point, difficulty, issue)
3
defect(trouble, difficulty, weakness, bar)
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APASmart Define. (2016). problem thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/problem/thesaurus/synonyms
ChicagoSmart Define. 2016. "problem thesaurus" https://smartdefine.org/problem/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, problem thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/problem/thesaurus/synonyms>.
MLASmart Define. "problem thesaurus" 1 March 2016. Web. 23 September 2026. <https://smartdefine.org/problem/thesaurus/synonyms>