gob vs Britain

gob and Britain both are nouns.

Word	Noun	Adjective	Verb	Adverb
gob	Yes	No	No	No
Britain	Yes	No	No	No

gob (noun)	Britain (noun)
informal terms for the mouth	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 lump of slimy stuff
a man who serves as a sailor