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

next, secondary / following

number of times: an ordinal marker / number in a sequence, number of aspects or dimensions

(rare) order, sequence

(attached to nouns) the next, secondary, vice- / (chemistry) hypo- (used to distinguish the oxidation levels of various acids)