168 entries under uncertain topic. ×

5
speculative(doubtful, vague, unclear, unsure)
5
tricky(adjective, weak, delicate, loose)
5
unassured(adjective, nervous, dishonest, doubtful)
5
unbelieving(adjective, false, dishonest, doubtful)
5
unresolved(adjective, open, doubtful, unsettled)
5
unsound(adjective, false, loose, unpredictable)
5
vacillating(adjective, nervous, doubtful, unsettled)
5
weak(adjective, great, extraordinary, nervous)
4
apocryphal(adjective, fake, doubtful, questionable)
4
cryptic(dishonest, doubtful, vague, unreliable)
4
disbelieving(adjective, hesitant, suspicious, wary)
4
erratic(adjective, weak, unusual, strange, loose)
4
evasive(adjective, dishonest, doubtful, vague)
4
faltering(adjective, hesitant, unsure, unfaithful)
4
hazy(doubtful, vague, unclear, ambiguous)
4
indistinct(adjective, rough, doubtful, unsettled)
4
mysterious(unusual, strange, doubtful, odd)
4
open to question(expression, adjective, idiom, doubtful)
4
puzzling(unusual, strange, unreasonable, vague)
4
risky(adjective, weak, delicate, sensitive)
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APASmart Define. (2016). dubious thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/dubious/thesaurus/synonyms
ChicagoSmart Define. 2016. "dubious thesaurus" https://smartdefine.org/dubious/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, dubious thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/dubious/thesaurus/synonyms>.
MLASmart Define. "dubious thesaurus" 4 March 2016. Web. 25 September 2026. <https://smartdefine.org/dubious/thesaurus/synonyms>