Colonel Blimp vs UK

Colonel Blimp and UK both are nouns.

Word	Noun	Adjective	Verb	Adverb
Colonel Blimp	Yes	No	No	No
UK	Yes	No	No	No

Colonel Blimp (noun)	UK (noun)
any elderly pompous reactionary ultranationalistic person (after the cartoon character created by Sir David Low)	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 pompous reactionary cartoon character created by Sir David Low