Green’s Dictionary of Slang

cuntface n.

also cunt-pus
[cunt n. (1) + -face sfx/puss n.2 (2)]

[late 19C+] a term of address to an unattractive person; a general derog. term.

In compounds

cuntfaced (adj.) (also cuntface)

[1940s+] unattractive, a general derog. epithet.