fabrication vs fictionalisation

fabrication and fictionalisation both are nouns.

Word	Noun	Adjective	Verb	Adverb
fabrication	Yes	No	No	No
fictionalisation	Yes	No	No	No

As nouns, fabrication and fictionalisation are synonyms defined as:

Other synonyms of fabrication include fictionalization.

fabrication (noun)	fictionalisation (noun)
the act of making something (a product) from raw materials	writing in a fictional form
the act of constructing something (as a piece of machinery)	a literary work based partly or wholly on fact but written as if it were fiction
writing in a fictional form
the deliberate act of deviating from the truth
a deliberately false or improbable account