- Definitions|2
- Thesaurus|2k
- Abbreviations|0
19 entries under challenging topic. ×
| questionable(noun, adjective, open, certain, uncertainty) | |
| moot(noun, adjective, open, certain, uncertain) | |
| doubtful(noun, adjective, open, certain, uncertain) | |
| uncertain(noun, adjective, open, certain, uncertain) | |
| problematic(adjective, open, certain, uncertain, doubtful) | |
| arguable(noun, adjective, certain, uncertain, doubtful) | |
| dubious(noun, adjective, open, uncertain, doubtful) | |
| unsettled(noun, adjective, open, uncertain, doubtful) | |
| open(adjective, uncertain, doubtful, unsettled, shaky) | |
| dubitable(adjective, uncertain, doubtful, unsettled, shaky) | |
| tricky(adjective, sticky) | |
| ambiguous(adjective, open, uncertain, doubtful, unsettled) | |
| knotty(adjective, tricky, sticky) | |
| awkward(tricky, sticky) | |
| difficult(adjective, tricky, sticky) | |
| indecisive(adjective, open, uncertain, doubtful, unsettled) | |
| enigmatic(uncertain, doubtful, dubious, tricky, sticky) | |
| sticky | |
| puzzling(tricky, sticky) |
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| APA | Smart Define. (2015). debatable thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/debatable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "debatable thesaurus" https://smartdefine.org/debatable/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, debatable thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/debatable/thesaurus/synonyms>. |
| MLA | Smart Define. "debatable thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/debatable/thesaurus/synonyms> |