甲乙

こうおつ

first and second

#28,742

Meanings

noun first and second; A and B
superiority and (or) inferiority; distinction (in quality); discernment; discrimination

Its kanji

甲コウ、カン · きのえ armor, high (voice), A grade, first class, former, instep, carapace
乙オツ、イツ · おと-、きのと the latter, duplicate, strange, witty, fishhook radical (no. 5)