British spelling vs stimulus generalisation

British spelling and stimulus generalisation both are nouns.

Word	Noun	Adjective	Verb	Adverb
British spelling	Yes	No	No	No
stimulus generalisation	Yes	No	No	No

British spelling (noun)	stimulus generalisation (noun)
English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')	(psychology) transfer of a response learned to one stimulus to a similar stimulus