demagnetise vs Australian spelling

demagnetise is not a noun while Australian spelling is a noun.

Word	Noun	Adjective	Verb	Adverb
demagnetise	No	No	Yes	No
Australian spelling	Yes	No	No	No

demagnetise (noun)	Australian spelling (noun)
	English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')

demagnetise (verb)	Australian spelling (verb)
make nonmagnetic; take away the magnetic properties (of)
erase (a magnetic storage device)