Hollow, deep, sunken; a hollow, hole, sinus, fistula. (see gáhuk).
To become hollow, form a cavity, sinus or fistula, said of an ulcerating wound, of rottenness in timber, etc. Naggáhuk ang íya pilás. His wound formed a deep, festering cavity. Ang márka sang karabáw nagkagáhuk (nagáhuk), kay inúdlan. The brand on the buffalo became deep, for it became infested by worms. (see búhò, gwáb, gíab, gíkab).