age vs life

age and life both are nouns.

Word	Noun	Adjective	Verb	Adverb
age	Yes	No	Yes	No
life	Yes	No	No	No

age (noun)	life (noun)
how long something has existed	living things collectively
a time of life (usually defined in years) at which some particular qualification or power arises	animation and energy in action or expression
a late time of life	the experience of being alive; the course of human events and activities
an era of history having some distinctive feature	an account of the series of events making up a person's life
a prolonged period of time	a motive for living
	a living person
	the organic phenomenon that distinguishes living organisms from nonliving ones
	the condition of living or the state of being alive
	a characteristic state or mode of living
	the course of existence of an individual; the actions and events that occur in living
	the period during which something is functional (as between birth and death)
	the period between birth and the present time
	the period from the present until death
	a prison term lasting as long as the prisoner lives