symbolisation vs symbolise

symbolisation is a noun but symbolise is not a noun.

Word	Noun	Adjective	Verb	Adverb
symbolisation	Yes	No	No	No
symbolise	No	No	Yes	No

symbolisation (noun)	symbolise (noun)
the practice of investing things with symbolic meaning
something visible that by association or convention represents something else that is invisible
the use of symbols to convey meaning

symbolisation (verb)	symbolise (verb)
	express indirectly by an image, form, or model; be a symbol
	represent or identify by using a symbol; use symbols