UK vs rocker

UK and rocker both are nouns.

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

UK (noun)	rocker (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	a curved support that permits the supported object to rock to and fro
	a chair mounted on rockers
	an ice skate with a curved blade
	a trough that can be rocked back and forth; used by gold miners to shake auriferous earth in water in order to separate the gold
	a teenager or young adult in the 1960s who wore leather jackets and rode motorcycles
	a performer or composer or fan of rock music
	an attendant who rocks a child in a cradle