富可敵國

having wealth equivalent to that of an entire nation (idiom) / extremely wealthy

can / may / able to / to approve / to permit / to suit / (particle used for emphasis) certainly / very

used in 可汗[ke4 han2]

surname Fu

rich / abundant / wealthy

enemy / to be a match for / to rival / to resist / to withstand

surname Guo

country / nation / state / national / CL:個|个[ge4]

enemy country