rod vs UK

rod and UK both are nouns.

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

rod (noun)	UK (noun)
any rod-shaped bacterium	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 long thin implement made of metal or wood
a gangster's pistol
a visual receptor cell that is sensitive to dim light
a linear measure of 16.5 feet
a square rod of land