50 entries under doubtful topic. ×

5
unlikely(adjective, likely, indisposed)
3
dubious
3
questionable(adjective, likely)
2
disreputable(adjective, rude, inappropriate, indecent)
2
equivocal
2
hazardous
2
improbable(adjective, likely)
2
problematic
2
shady(adjective, informal)
2
suspect
2
uncertain
1
ambiguous
1
contingent
1
debatable
1
doubtable
1
far-fetched
1
fishy
1
hazy
1
indecisive
1
indefinite
<123>
10 years ago|12k views|share |citing 
APASmart Define. (2016). unapt thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unapt/thesaurus/synonyms
ChicagoSmart Define. 2016. "unapt thesaurus" https://smartdefine.org/unapt/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, unapt thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unapt/thesaurus/synonyms>.
MLASmart Define. "unapt thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/unapt/thesaurus/synonyms>