noun, noun or participle which takes 'suru', intransitive verb
dying of illness; dying of natural causes
Formal or written term for death caused by illness or natural causes, as opposed to accidental or violent death. Often used in obituaries, biographies, and historical records.
彼は昨年、病没した。
He died of illness last year.
その作家は60歳で病没したと伝え
It is reported that the author died of illness at the age of 60.