personal, private / secret

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

Alternative spelling of 私達 (“we; us”)

private; mine

gold (Au) / money / metal / (shogi) short for 金将 (kinshō): the gold general (a shogi piece)

unnecessary

needlessness

necessary evil

necessity (quality or state of being necessary, unavoidable, or absolutely requisite)

gold / metal