Australian spelling vs leukaemia

Australian spelling and leukaemia both are nouns.

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

Australian spelling (noun)	leukaemia (noun)
English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')	malignant neoplasm of blood-forming tissues; characterized by abnormal proliferation of leukocytes; one of the four major types of cancer