sanitise vs sanitisation

sanitise is not a noun while sanitisation is a noun.

Word	Noun	Adjective	Verb	Adverb
sanitise	No	No	Yes	No
sanitisation	Yes	No	No	No

sanitise (noun)	sanitisation (noun)
	making something sanitary (free of germs) as by sterilizing

sanitise (verb)	sanitisation (verb)
make less offensive or more acceptable by removing objectionable features
make sanitary by cleaning or sterilizing