坑蒙拐骗

kēng mēng guǎi piàn

(idiom) to swindle, scam and deceive

坑

kēng

variant of 坑[keng1]

蒙

mēng

(knocked) unconscious

拐

guǎi

variant of 枴|拐[guai3]

骗

piàn

to cheat