double-faced
rogue
hollow-hearted
two-faced
Daedalian
fork-tongued
double-handed
duplicit
roguish
ethically challenged
deceit
low-hearted
dirty
covinous
sordid
shoddy
double
snake in the grass
snake
impenetrable
loopie
sophisticative
snide
forked tongue
sneaky
deceitfulness
feral
skank
deceitfully
double-handedness
defraud
knavery
diddle
guilesome
hornswoggle
swindle
goldbrick
mulct
bunco
nobble
short-change
con
rook
victimize
guile
scam
speak with a forked tongue
deviousness
crookedness
fallacious
rannygazoo
indecorum
unhonest
deceptibility
cursory
noodleism
skulduggery
illusion
dishonest
weaselly
dishonorable
toolage
frontless
disinterestedly
thwartness
disfavour
greasy
fast one
foxery
trick
fake-ass
buccaneering
impudence
buffalo
disorderly
hypocriticality
deceptiveness
hypocriticalness
persecute
discredible
pigeonable
treacherous
duplicity
monkey business
underhanding
narrow
piss about
discreditation
indirection
guilefulness
crooked as a dog's hind leg
skanker
deceivous
swike
double-dealing
begeck
shonky
ungallant
wiliness