throw stick vs Commonwealth of Australia

throw stick and Commonwealth of Australia both are nouns.

Word	Noun	Adjective	Verb	Adverb
throw stick	Yes	No	No	No
Commonwealth of Australia	Yes	No	No	No

throw stick (noun)	Commonwealth of Australia (noun)
a curved piece of wood; when properly thrown will return to thrower	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