1
cheating(adjective, dishonest)
1
conscienceless
1
contraband
1
corrupted
1
crafty(adjective, dishonest)
1
culpable(wrong, wicked, senseless, criminal, aberrant)
1
dastardly
1
debauched(adjective, wicked)
1
deceitful(adjective, dishonest)
1
deceiving(adjective, dishonest)
1
double-faced(adjective, dishonest)
1
doubtful
1
dreadful
1
evasive
1
fishy
1
flagrant
1
flawed
1
goon
1
grave
1
heavy(wrong, irregular, senseless, unwarranted, illegal)
11 years ago|6k views|share |citing 
APASmart Define. (2015). felonious thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/felonious/thesaurus/synonyms
ChicagoSmart Define. 2015. "felonious thesaurus" https://smartdefine.org/felonious/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, felonious thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/felonious/thesaurus/synonyms>.
MLASmart Define. "felonious thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/felonious/thesaurus/synonyms>