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