fictionalization vs composition

fictionalization and composition both are nouns.

Word	Noun	Adjective	Verb	Adverb
fictionalization	Yes	No	No	No
composition	Yes	No	No	No

As nouns, composition is a hypernym of fictionalization; that is, composition is a word with a broader meaning than fictionalization:

Other hypernyms of fictionalization include authorship, penning, writing.

fictionalization (noun)	composition (noun)
writing in a fictional form	the act of creating written works
a literary work based partly or wholly on fact but written as if it were fiction	musical creation
	something that is created by arranging several things to form a unified whole
	the way in which someone or something is composed
	the spatial property resulting from the arrangement of parts in relation to each other and to the whole
	an essay (especially one written as an assignment)
	a musical work that has been created
	art and technique of printing with movable type
	a mixture of ingredients