sentimentalise vs sentimentalisation

sentimentalise is not a noun while sentimentalisation is a noun.

Word	Noun	Adjective	Verb	Adverb
sentimentalise	No	No	Yes	No
sentimentalisation	Yes	No	No	No

sentimentalise (noun)	sentimentalisation (noun)
	the act of indulging in sentiment

sentimentalise (verb)	sentimentalisation (verb)
act in a sentimental way or indulge in sentimental thoughts or expression
look at with sentimentality or turn into an object of sentiment
make (someone or something) sentimental or imbue with sentimental qualities