the sexagenary cycle (especially sixty-year cycle)

(narrowly): the twelve earthly branches / (Same as above): the sexagenary cycle (especially sixty-year cycle)

(obsolete) a horse

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

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

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

a personal or private matter / (by extension) selfishness

private; mine