268 entries under difficulty topic. ×

1
matter at hand(noun, expression, idiom, dispute, point)
1
mindboggler(question, secret, puzzle, obscurity)
1
minus(noun, trouble, weakness, bar)
1
misery(noun, trouble, concern, distress)
1
misgiving(noun, concern, anxiety, issue)
1
nudge(trouble, strain, pain, irritation)
1
objection(trouble, concern, bar, issue)
1
occult(question, secret, puzzle, obscurity)
1
oracle(question, secret, puzzle, obscurity)
1
pain in the neck(expression, idiom, trouble, strain)
1
plague(noun, trouble, concern, strain)
1
pressure(trouble, strain, aggravation, inconvenience)
1
privation(noun, trouble, weakness, bar)
1
proposal(noun, point, issue, material)
1
quagmire(trouble, fix, pain, mess)
1
restraint(noun, trouble, worry, anxiety)
1
rub(noun, hindrance, disadvantage, bug)
1
rune(question, secret, puzzle, obscurity)
1
secrecy(question, secret, puzzle, obscurity)
1
setback(noun, check, defeat, delay, stay)
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APASmart Define. (2016). problem thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/problem/thesaurus/synonyms
ChicagoSmart Define. 2016. "problem thesaurus" https://smartdefine.org/problem/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, problem thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/problem/thesaurus/synonyms>.
MLASmart Define. "problem thesaurus" 1 March 2016. Web. 21 September 2026. <https://smartdefine.org/problem/thesaurus/synonyms>