1
depraved
1
devious(adjective, mean, bad, evil, base)
1
dishonest
1
disloyal(adjective, mean, bad, evil, base)
1
double-dealing(adjective, mean, bad, evil, base)
1
duplicitous(adjective, mean, bad, evil, base)
1
evil
1
faithless(adjective, mean, bad, evil, base)
1
falsehearted(adjective, mean, bad, evil, base)
1
forsworn(adjective, mean, bad, evil, base)
1
hypocritical(adjective, mean, bad, evil, base)
1
infamous
1
iniquitous
1
knavish
1
malevolent(adjective, mean, bad, evil, base)
1
malicious(adjective, mean, bad, evil, base)
1
mean(adjective, bad, evil, base, wicked)
1
mythomaniac(adjective, mean, bad, evil, base)
1
nefarious
1
perfidious(adjective, mean, bad, evil, base)
11 years ago|4.2k views|share |citing 
APASmart Define. (2015). scoundrelly thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/scoundrelly/thesaurus/synonyms
ChicagoSmart Define. 2015. "scoundrelly thesaurus" https://smartdefine.org/scoundrelly/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, scoundrelly thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/scoundrelly/thesaurus/synonyms>.
MLASmart Define. "scoundrelly thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/scoundrelly/thesaurus/synonyms>