GENERAL HISTOLOGY

Detailed explanation-1: -Death is a Noun (a naming word) Die is a Verb (an action word) Died is the past tense of the verb Die.

Detailed explanation-2: -A somewhat formal (and blunt) synonym is demise. The word expiration is sometimes used, but usually sounds a bit literary or old-fashioned. The word end is sometimes used similarly, as in He finally met his end.

Detailed explanation-3: -the act of dying; the end of life; the total and permanent cessation of all the vital functions of an organism.