boomerang vs Commonwealth of Australia

boomerang and Commonwealth of Australia both are nouns.

Word	Noun	Adjective	Verb	Adverb
boomerang	Yes	No	Yes	No
Commonwealth of Australia	Yes	No	No	No

boomerang (noun)	Commonwealth of Australia (noun)
a miscalculation that recoils on its maker	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
a curved piece of wood; when properly thrown will return to thrower

boomerang (verb)	Commonwealth of Australia (verb)
return to the initial position from where it came; like a boomerang