Australia vs Norfolk Island

Australia and Norfolk Island both are nouns.

Word	Noun	Adjective	Verb	Adverb
Australia	Yes	No	No	No
Norfolk Island	Yes	No	No	No

Australia (noun)	Norfolk Island (noun)
a nation occupying the whole of the Australian continent; Aboriginal tribes are thought to have migrated from southeastern Asia 20,000 years ago; first Europeans were British convicts sent there as a penal colony	an island territory of Australia in the Pacific Ocean off the eastern coast of Australia; formerly a British penal colony
the smallest continent; between the South Pacific and the Indian Ocean