61 entries under dubious topic. ×

1
shady(adjective, obscure, uncertain, doubtful, unsettled)
1
skeptical(adjective, uncertain, nervous, doubtful, hesitant)
1
thin(adjective, dull, weak, soft, gentle)
1
touch and go(expression, adjective, idiom, uncertain, nervous)
1
unassured(adjective, uncertain, nervous, doubtful, hesitant)
1
unconfident(adjective, uncertain, nervous, doubtful, shaky)
1
unconvinced(adjective, uncertain, nervous, doubtful, hesitant)
1
undependable(adjective, uncertain, nervous, doubtful, unsettled)
1
unlikely(adjective, uncertain, doubtful, shaky, hesitant)
1
unreliable(adjective, uncertain, nervous, doubtful, unsettled)
1
untrustworthy(adjective, uncertain, nervous, doubtful, hesitant)
1
untrusty(adjective, uncertain, nervous, doubtful, hesitant)
1
up for grabs(expression, adjective, idiom, uncertain, nervous)
1
wimpy(adjective, uncertain, nervous, doubtful, shaky)
0
incredible(adjective, doubtful, vague, suspicious)
0
odd(adjective, doubtful, suspicious)
0
pseudo(adjective, doubtful, suspicious)
0
ridiculous(adjective, doubtful, suspicious, inept)
0
suspected(adjective, doubtful, suspicious)
0
unbelievable(adjective, doubtful, vague, suspicious)
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APASmart Define. (2015). unclear thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unclear/thesaurus/synonyms
ChicagoSmart Define. 2015. "unclear thesaurus" https://smartdefine.org/unclear/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, unclear thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unclear/thesaurus/synonyms>.
MLASmart Define. "unclear thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/unclear/thesaurus/synonyms>