a younger sibling

one’s own younger brother / a younger male / (Kagoshima) younger brother

younger brother / younger male

a child / (figuratively) a girl, especially a dear or desired one (compare use of English baby, babe) / a smaller or younger version of a bigger object

(chiefly women's speech) first person singular pronoun: I, me

prostitute

(polite) first-person singular pronoun: I, me

a personal or private matter / (by extension) selfishness

(formal) first-person singular pronoun: I, me

personal, private / secret