British spelling vs virilise

British spelling is a noun but virilise is not a noun.

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

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

British spelling (verb)	virilise (verb)
	produce virilism in or cause to assume masculine characteristics, as through a hormonal imbalance or hormone therapy