Synonyms|10Antonyms|0|Broader|0Narrower|1Related|1

8 entries under trouble topic. ×

8
enigma(noun, challenge, brainteaser)
3
mystery(noun, challenge, brainteaser)
2
mystification(noun, challenge, brainteaser)
2
puzzle(noun, challenge, brainteaser)
2
puzzlement(noun, challenge, brainteaser)
2
riddle(noun, challenge, brainteaser)
2
secret(noun, challenge, brainteaser)
1
closed book(noun, challenge, brainteaser)
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APASmart Define. (2013). head-scratcher thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/head-scratcher/thesaurus/synonyms
ChicagoSmart Define. 2013. "head-scratcher thesaurus" https://smartdefine.org/head-scratcher/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2013, head-scratcher thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/head-scratcher/thesaurus/synonyms>.
MLASmart Define. "head-scratcher thesaurus" 17 June 2013. Web. 28 September 2026. <https://smartdefine.org/head-scratcher/thesaurus/synonyms>