jiǎtúmièGuó

lit. a short-cut to crush Guo (idiom); fig. to connive with sb to damage a third party, then turn on the partner

jiǎdàofáGuó

to obtain safe passage to conquer the State of Guo / to borrow the resources of an ally to attack a common enemy (idiom)

Guó

Guo, a kinship group whose members held dukedoms within the Zhou Dynasty realm, including Western Guo [[西虢國|西虢国]] and Eastern Guo [[東虢國|东虢国]] / surname Guo