(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

in high spirits, in a good mood, excited / spirited, exciting

an excited state

Alternative form of 久

guard

hide / keep secret / hideaway