professionalise vs British spelling

professionalise is not a noun while British spelling is a noun.

Word	Noun	Adjective	Verb	Adverb
professionalise	No	No	Yes	No
British spelling	Yes	No	No	No

professionalise (noun)	British spelling (noun)
	English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')

professionalise (verb)	British spelling (verb)
make professional or give a professional character to
become professional or proceed in a professional manner or in an activity for pay or as a means of livelihood