Great Britain vs grass

Great Britain and grass both are nouns.

Word	Noun	Adjective	Verb	Adverb
Great Britain	Yes	No	No	No
grass	Yes	No	Yes	No

Great Britain (noun)	grass (noun)
an island comprising England and Scotland and Wales	street names for marijuana
a monarchy in northwestern Europe occupying most of the British Isles; divided into England and Scotland and Wales and Northern Ireland; `Great Britain' is often used loosely to refer to the United Kingdom	bulky food like grass or hay for browsing or grazing horses or cattle
	a police informer who implicates many people
	narrow-leaved green herbage: grown as lawns; used as pasture for grazing animals; cut and dried as hay

Great Britain (verb)	grass (verb)
	give away information about somebody
	shoot down, of birds
	feed with grass
	cover with grass
	spread out clothes on the grass to let it dry and bleach