후
hu · TOPIK 1
after, later
후 = hanja 後 (behind, after), same root as Chinese hòu and Japanese go
후 is the Sino-Korean reading of 後, meaning behind or after. It appears in 오후 (午後, afternoon = noon + after) and 식후 (食後, after a meal). Sound hook: hu comes after who — first ask who, then what happens after.