personal, private / secret

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

Alternative spelling of 私達 (“we; us”)

unexpectedly, suddenly

un-, non-, in- / bad, poor

not, non-, un-

Alternative spelling of 子等 (“children”)

a surname

a child / Short for 子爵 (shishaku): the fourth rank of nobility in Meiji-postwar Japan, equivalent to a viscount / an honorific for a learned man, such as teacher or master

(archaic) second-person pronoun: you (of one's equals)