- Definitions|1
- Thesaurus|237
- Abbreviations|0
12 entries under challenge topic. ×
| problem(noun, trouble, question) | |
| difficulty(noun, trouble, question) | |
| dilemma(noun, trouble, question) | |
| quandary(noun, trouble, question) | |
| question(noun, trouble) | |
| cruncher(noun, trouble, question) | |
| difficult question(noun, trouble, question) | |
| informalposer(noun, trouble, question) | |
| mystery(noun, trouble, question) | |
| puzzle(noun, trouble, question) | |
| stumper(noun, trouble, question) | |
| vexed question(noun, trouble, question) |
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| APA | Smart Define. (2015). facer thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/facer/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "facer thesaurus" https://smartdefine.org/facer/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, facer thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/facer/thesaurus/synonyms>. |
| MLA | Smart Define. "facer thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/facer/thesaurus/synonyms> |