尔虞我诈

lit. you hoodwink me and I cheat you (idiom) / fig. each tries to outwit the other / deceit and treachery

variant of 爾|尔[er3]

thus / so / like that / you / thou

surname Yu

to expect / to anticipate / to worry / to cheat

I; me; my

to cheat / to swindle / to pretend / to feign / to draw sb out / to try to extract information by deceit or bluff