also: ゆく
godan verb (iku/yuku class), intransitive verb
Euphemistic or literary expression for dying, often used in formal or poetic contexts. The kanji 逝 carries a nuance of departing this world. Compare with 死ぬ (plain 'to die') and 亡くなる (polite 'to pass away').
See also: 行く
祖父は昨年、静かに逝きました。
My grandfather passed away quietly last year.
彼は若くして逝った。
He died young.