grass vs Great Britain

grass and Great Britain both are nouns.

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

grass (noun)	Great Britain (noun)
street names for marijuana	an island comprising England and Scotland and Wales
bulky food like grass or hay for browsing or grazing horses or cattle	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
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

grass (verb)	Great Britain (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