idolization vs appreciation

idolization and appreciation both are nouns.

Word	Noun	Adjective	Verb	Adverb
idolization	Yes	No	No	No
appreciation	Yes	No	No	No

As nouns, appreciation is a hypernym of idolization; that is, appreciation is a word with a broader meaning than idolization:

Other hypernyms of idolization include admiration.

idolization (noun)	appreciation (noun)
the act of worshiping blindly and to excess	a favorable judgment
the act of admiring strongly	an increase in price or value
	understanding of the nature or meaning or quality or magnitude of something
	delicate discrimination (especially of esthetic values)
	an expression of gratitude