British spelling vs biological defence

British spelling and biological defence both are nouns.

Word	Noun	Adjective	Verb	Adverb
British spelling	Yes	No	No	No
biological defence	Yes	No	No	No

British spelling (noun)	biological defence (noun)
English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')	procedures involved in taking defensive measures against attacks using biological agents