50 entries under unclear topic. ×

29
questionable(noun, adjective, open, certain, uncertainty)
23
moot(noun, adjective, open, certain, uncertain)
21
doubtful(noun, adjective, open, certain, uncertain)
21
uncertain(noun, adjective, open, certain, uncertain)
20
problematic(adjective, open, certain, uncertain, doubtful)
18
dubious(noun, adjective, open, uncertain, doubtful)
17
undecided(noun, adjective, open, uncertain, definite)
17
unsettled(noun, adjective, open, uncertain, doubtful)
10
open(adjective, uncertain, doubtful, unsettled, shaky)
9
unresolved(adjective, open, uncertain, doubtful, unsettled)
9
unsure(adjective, open, uncertain, doubtful, dubious)
8
iffy(adjective, open, uncertain, doubtful, dubious)
8
suspicious(adjective, uncertain, doubtful, dubious)
7
suspect(adjective, uncertain, doubtful, dubious)
6
doubtable(uncertain, shaky, dubious, suspect)
6
dubitable(adjective, uncertain, doubtful, unsettled, shaky)
6
speculative(adjective, uncertain, shaky, vague)
5
indefinite(adjective, uncertain, doubtful, vague, dubious)
5
precarious(adjective, uncertainty, uncertain, shaky)
4
ambiguous(adjective, open, uncertain, doubtful, unsettled)
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APASmart Define. (2015). debatable thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/debatable/thesaurus/synonyms
ChicagoSmart Define. 2015. "debatable thesaurus" https://smartdefine.org/debatable/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, debatable thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/debatable/thesaurus/synonyms>.
MLASmart Define. "debatable thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/debatable/thesaurus/synonyms>