oxygenise vs British spelling

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

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

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

oxygenise (verb)	British spelling (verb)
impregnate, combine, or supply with oxygen
dehydrogenate with oxygen
change (a compound) by increasing the proportion of the electronegative part; or change (an element or ion) from a lower to a higher positive valence: remove one or more electrons from (an atom, ion, or molecule)