hock vs United Kingdom of Great Britain and Northern Ireland

hock and United Kingdom of Great Britain and Northern Ireland both are nouns.

Word	Noun	Adjective	Verb	Adverb
hock	Yes	No	Yes	No
United Kingdom of Great Britain and Northern Ireland	Yes	No	No	No

hock (noun)	United Kingdom of Great Britain and Northern Ireland (noun)
tarsal joint of the hind leg of hoofed mammals; corresponds to the human ankle	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
any of several white wines from the Rhine River valley in Germany (`hock' is British usage)

hock (verb)	United Kingdom of Great Britain and Northern Ireland (verb)
disable by cutting the hock
leave as a guarantee in return for money