UK vs bolshy

UK and bolshy both are nouns.

Word	Noun	Adjective	Verb	Adverb
UK	Yes	No	No	No
bolshy	Yes	Yes	No	No

UK (noun)	bolshy (noun)
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	emotionally charged terms used to refer to extreme radicals or revolutionaries

UK (adjective)	bolshy (adjective)
	obstreperous