terrorise vs British spelling

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

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

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

terrorise (verb)	British spelling (verb)
fill with terror; frighten greatly
coerce by violence or with threats