theologise vs Australian spelling

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

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

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

theologise (verb)	Australian spelling (verb)
make theoretical speculations about theology or discuss theological subjects
treat from a theological viewpoint or render theological in character