dangerous
harmful
seductive
unsafe
Byzantine
Machiavellian
Machiavellic
acute
amoral
arch
artful
astute
cagey
calculating
canny
chiseling
circumventive
clever
collusive
conscienceless
corrupt
corrupted
covinous
crafty
criminal
crooked
cunning
cute
dark
deceitful
deceptive
deep
deep-laid
designing
devious
diplomatic
dishonest
dishonorable
doubtful
dubious
evasive
false
falsehearted
feline
felonious
finagling
fishy
foxy
fraudulent
destructive
irresistible
malicious
malignant
pernicious
persistent
stealthy
subtle
treacherous
vile
fastidious
hideous
invidious