living vs alive

living is a noun but alive is not a noun.

Word	Noun	Adjective	Verb	Adverb
living	Yes	Yes	No	No
alive	No	Yes	No	No

living (noun)	alive (noun)
the experience of being alive; the course of human events and activities
people who are still living
the financial means whereby one lives
the condition of living or the state of being alive

living (adjective)	alive (adjective)
pertaining to living persons	possessing life
(informal) absolute	having life or vigor or spirit
still in existence	capable of erupting
(used of minerals or stone) in its natural state and place; not mined or quarried	mentally perceptive and responsive
true to life; lifelike	in operation
still in active use	(often followed by `with') full of life and spirit
	(followed by `to' or `of') aware of