fictionalisation vs penning

fictionalisation and penning both are nouns.

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

As nouns, penning is a hypernym of fictionalisation; that is, penning is a word with a broader meaning than fictionalisation:

Other hypernyms of fictionalisation include authorship, composition, writing.

fictionalisation (noun)	penning (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