30 entries under unlikely topic. ×

13
doubtful(adjective, clear, certain, uncertain, unsettled)
9
problematic(adjective, clear, open, certain, uncertain)
9
questionable(adjective, clear, certain, uncertain, anxious)
6
debatable(adjective, uncertain, doubtful, unsettled, shaky)
5
ambiguous(adjective, clear, certain, uncertain, anxious)
4
improbable(adjective, uncertain, doubtful, shaky, unsure)
4
open(adjective, uncertain, doubtful, unsettled, shaky)
2
speculative(uncertain, shaky, unclear, questionable)
2
unpromising
1
contingent(uncertain, doubtful, shaky, dubious, unclear)
1
dicey(uncertain, shaky, unclear, questionable)
1
disreputable(uncertain, shaky, unclear, questionable)
1
far-fetched(uncertain, doubtful, shaky, unclear, unsure)
1
fat chance(expression, uncertain, shaky, unclear)
1
hazardous(uncertain, shaky, unclear, questionable)
1
hazy(uncertain, shaky, unclear, questionable)
1
impugnable(uncertain, shaky, unclear, questionable)
1
indistinct(uncertain, shaky, unclear, questionable)
1
insecure(uncertain, shaky, unclear, questionable)
1
long shot(expression, uncertain, shaky, unclear)
<12>
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APASmart Define. (2015). dubitable thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/dubitable/thesaurus/synonyms
ChicagoSmart Define. 2015. "dubitable thesaurus" https://smartdefine.org/dubitable/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, dubitable thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/dubitable/thesaurus/synonyms>.
MLASmart Define. "dubitable thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/dubitable/thesaurus/synonyms>