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

personal, private / secret

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

Alternative spelling of 私達 (“we; us”)

private; mine

to play an instrument skillfully, freely

precious articles / valuable item / treasure / ornaments / relic / outstanding individual

interest in Communism / Communist topics as a casual hobby

bad taste

being apt to make a show of one's faults; penchant for boasting of one's faults; pretending to be worse than one really is