假 ㄐㄧㄚ ˇ jiǎ 道 ㄉㄠ ˋ dào 伐 ㄈㄚ ˊ fá 虢 ㄍㄨㄛ ˊ guó to obtain safe passage to conquer the State of Guo to borrow the resources of an ally to attack a common enemy (idiom)
虢 ㄍㄨㄛ ˊ 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