a personal or private matter / (by extension) selfishness

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

personal, private / secret

a personal or private matter / selfishness / privacy, secrecy / (women's speech, obsolete) a brother-in-law

Alternative spelling of 私達 (“we; us”)

private; mine

use one thing for many purposes / work someone hard

to use one's head

to word something so as to lessen emotional impact; to sugarcoat

lunchbox