Synonyms|629Antonyms|194|Broader|12Narrower|8Related|2.3k

49 entries under fly-by-night topic. ×

4
meretricious(adjective, wrong, fake, deception, false)
4
pretended(adjective, fake, deception, false, counterfeit)
4
undependable(adjective, false, dishonest, deceitful, unpredictable)
3
fallible(adjective, unpredictable, fickle, variable, undependable)
3
pseudo(adjective, fake, deception, false, counterfeit)
3
tricky(adjective, fake, deception, false, dishonest)
2
dubious(adjective, false, dishonest, deceitful, unpredictable)
2
not true(expression, adjective, wrong, false, unpredictable)
2
questionable(adjective, false, dishonest, deceitful, unpredictable)
1
changeable(adjective, false, dishonest, dubious, unpredictable)
1
erratic(adjective, bad, false, unpredictable, changeable)
1
hallucinatory(adjective, false, fantastic, deceitful, unpredictable)
1
irresponsible(adjective, false, dishonest, deceitful, unpredictable)
1
shifty(noun, adjective, false, dishonest, deceitful)
1
unstable(adjective, false, dishonest, dubious, unpredictable)
0
disreputable(adjective, immoral, shocking, unpredictable, fickle)
0
furtive(adjective, unpredictable, fickle, variable, undependable)
0
implausible(adjective, unpredictable, fickle, variable, undependable)
0
makeshift(adjective, unpredictable, fickle, variable, undependable)
0
not trustworthy(expression, adjective, wrong, false, unpredictable)
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APASmart Define. (2016). untrue thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/untrue/thesaurus/synonyms
ChicagoSmart Define. 2016. "untrue thesaurus" https://smartdefine.org/untrue/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, untrue thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/untrue/thesaurus/synonyms>.
MLASmart Define. "untrue thesaurus" 4 March 2016. Web. 1 October 2026. <https://smartdefine.org/untrue/thesaurus/synonyms>