reliving vs experience

reliving and experience both are nouns.

Word	Noun	Adjective	Verb	Adverb
reliving	Yes	No	No	No
experience	Yes	No	Yes	No

As nouns, experience is a hypernym of reliving; that is, experience is a word with a broader meaning than reliving:

reliving (noun)	experience (noun)
a recurrence of a prior experience	the content of direct observation or participation in an event
	the accumulation of knowledge or skill that results from direct participation in events or activities
	an event as apprehended

reliving (verb)	experience (verb)
	undergo
	have firsthand knowledge of states, situations, emotions, or sensations
	undergo an emotional sensation or be in a particular state of mind
	go through (mental or physical states or experiences)
	undergo or live through a difficult experience