Other hyponyms of wrongdoer include
abuser,
maltreater,
aggressor,
assailant,
assaulter,
attacker,
barrater,
barrator,
convict,
beguiler,
cheat,
cheater,
deceiver,
slicker,
trickster,
delinquent,
defector,
deserter,
ganef,
ganof,
gonif,
goniff,
transgressor,
malfeasant,
molester,
no-show,
nonattender,
truant,
culprit,
perpetrator,
fancy man,
pandar,
pander,
panderer,
pimp,
ponce,
procurer,
principal,
backslider,
recidivist,
reversionist,
miscreant,
reprobate,
shark,
pettifogger,
shyster,
evildoer,
sinner,
supplanter,
usurper,
war criminal.