Meaning of decease

(noun) the event of dying or departure from life; "her death came as a terrible shock"; "upon your decease the capital will pass to your grandchildren"

(verb) pass from physical life and lose all bodily attributes and functions necessary to sustain life; "She died from cancer"; "The children perished in the fire"; "The patient went peacefully"; "The old guy kicked the bucket at the age of 102"