Synonyms|426Antonyms|14|Broader|3Narrower|0Related|61

59 entries under doubtful topic. ×

13
untrustworthy(adjective, false, careless, foolish, uncertain)
10
questionable(adjective, uncertain, dishonest, deceitful)
10
undependable(adjective, false, careless, foolish, uncertain)
10
unreliable(adjective, false, careless, foolish, uncertain)
10
unsure(adjective, uncertain, nervous, dishonest)
9
dubious(adjective, uncertain, nervous, dishonest)
8
shady(adjective, bad, wrong, uncertain, dishonest)
6
trustless(adjective, uncertain, dishonest, deceitful)
5
uncertain(adjective, nervous, dubious, unpredictable)
4
unstable(adjective, careless, loose, foolish, uncertain)
4
untrusty(adjective, false, uncertain, nervous, dishonest)
3
iffy(adjective, uncertain, nervous, dubious)
3
indecisive(adjective, uncertain, nervous, insecure)
3
insecure(adjective, uncertain, nervous, dubious)
3
unassured(adjective, uncertain, nervous, dishonest)
3
vacillating(adjective, uncertain, nervous, dubious)
2
hesitant(adjective, uncertain, nervous, insecure)
2
irresolute(adjective, uncertain, nervous, insecure)
2
rootless(adjective, moving, uncertain, nervous, idle)
2
suspect(uncertain, unsure)
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APASmart Define. (2016). fly-by-night thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/fly-by-night/thesaurus/synonyms
ChicagoSmart Define. 2016. "fly-by-night thesaurus" https://smartdefine.org/fly-by-night/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, fly-by-night thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/fly-by-night/thesaurus/synonyms>.
MLASmart Define. "fly-by-night thesaurus" 26 February 2016. Web. 29 September 2026. <https://smartdefine.org/fly-by-night/thesaurus/synonyms>