Synonyms|187Antonyms|5|Broader|2Narrower|0Related|24

60 entries under uncertain topic. ×

12
doubtful(adjective, clear, open, certain, doubt)
10
debatable(adjective, open, doubtful, shaky)
10
dubious(adjective, clear, open, certain, doubt)
10
questionable(adjective, clear, certain, doubtful)
5
problematic(adjective, clear, certain, doubtful)
5
suspicious(adjective, doubtful, wary, unsure)
5
undecided(adjective, open, certain, doubt)
5
unsure(adjective, clear, open, obscure, certain)
4
disputable(adjective, doubtful, unsure)
4
vague(adjective, open, obscure, doubtful)
3
arguable(adjective, doubtful, unsure)
3
iffy(adjective, clear, open, certain)
3
in question(adjective, obscure, anxious, doubtful)
3
indeterminate(adjective, clear, obscure, certain)
3
moot(adjective, open, doubtful, unsettled)
3
skeptical(adjective, certain, doubt, doubtful)
3
suspect(adjective, doubtful, shaky, unsure)
3
unresolved(adjective, open, doubtful, unsettled)
2
dubitable(adjective, clear, obscure, certain)
2
equivocal(adjective, clear, open, obscure, certain)
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APASmart Define. (2015). in doubt thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/in_doubt/thesaurus/synonyms
ChicagoSmart Define. 2015. "in doubt thesaurus" https://smartdefine.org/in_doubt/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, in doubt thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/in_doubt/thesaurus/synonyms>.
MLASmart Define. "in doubt thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/in_doubt/thesaurus/synonyms>