verbalise vs verbalisation

verbalise is not a noun while verbalisation is a noun.

Word	Noun	Adjective	Verb	Adverb
verbalise	No	No	Yes	No
verbalisation	Yes	No	No	No

verbalise (noun)	verbalisation (noun)
	the activity of expressing something in words
	the words that are spoken in the activity of verbalization

verbalise (verb)	verbalisation (verb)
convert into a verb
express in speech
be verbose
articulate; either verbally or with a cry, shout, or noise