63 entries under disreputable topic. ×

22
questionable(adjective, honest, unusual, strange, corrupt)
19
dubious(adjective, unusual, strange, corrupt, uncertain)
18
dishonest(adjective, bad, wrong, fake, false)
18
suspect(verb, adjective, honest, uncertain, doubtful)
17
disreputable(adjective, bad, wrong, poor, low)
17
fishy(adjective, bad, wrong, fake, honest)
17
shifty(adjective, nasty, unpleasant, false, corrupt)
14
crooked(adjective, bad, wrong, false, corrupt)
11
infamous(adjective, vile, shameful, suspicious, dishonorable)
11
unscrupulous(adjective, bad, wrong, false, corrupt)
11
untrustworthy(adjective, false, corrupt, uncertain, dishonest)
10
louche
9
corrupt(adjective, bad, wrong, false, vicious)
9
devious(adjective, corrupt, dishonest, immoral, cunning)
9
slippery(adjective, bad, wrong, false, dishonest)
8
fraudulent(adjective, fake, false, counterfeit, corrupt)
8
unethical(adjective, bad, wrong, informal, corrupt)
7
disgraceful(adjective, low, corrupt, shameful, suspicious)
7
dishonorable(adjective, corrupt, dishonest, deceitful, suspicious)
6
deceitful(adjective, fake, false, counterfeit, corrupt)
10 years ago|21k views|share |citing 
APASmart Define. (2016). shady thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/shady/thesaurus/synonyms
ChicagoSmart Define. 2016. "shady thesaurus" https://smartdefine.org/shady/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, shady thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/shady/thesaurus/synonyms>.
MLASmart Define. "shady thesaurus" 29 February 2016. Web. 28 September 2026. <https://smartdefine.org/shady/thesaurus/synonyms>