99 entries under question topic. ×

4
question at issue(noun, expression, idiom, secret)
4
screen(noun, verb, difficult, issue, think)
4
sixty-four dollar question(noun, expression, idiom, secret)
4
subject of controversy(noun, expression, idiom, secret)
4
subject of inquiry(noun, expression, idiom, secret)
3
Gordian knot(noun, secret, dilemma, mystery)
3
baffle(noun, verb, difficult, issue, think)
3
bother(noun, verb, difficult, issue, think)
3
confidence(noun, difficult, issue, task)
3
confusion(noun, difficult, issue, puzzle)
3
doubt(noun, issue, think)
3
privity(noun, difficult, issue, secret)
3
uncertainty(noun, difficult, issue, doubt)
3
brain-teaser orbrain-twister(noun, secret, puzzle)
3
braintwister(noun, secret, puzzle)
3
double-entendre(noun, secret, puzzle)
3
grabber(noun, difficulty, challenge, problem)
3
incongruity(noun, difficult, issue, task)
3
mind-twister(noun, secret, dilemma, mystery)
3
mist(noun, verb, difficult, issue, think)
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APASmart Define. (2016). enigma thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/enigma/thesaurus/synonyms
ChicagoSmart Define. 2016. "enigma thesaurus" https://smartdefine.org/enigma/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, enigma thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/enigma/thesaurus/synonyms>.
MLASmart Define. "enigma thesaurus" 1 April 2016. Web. 24 September 2026. <https://smartdefine.org/enigma/thesaurus/synonyms>