Hull vs Kingston upon Hull

Hull and Kingston upon Hull both are nouns.

Word	Noun	Adjective	Verb	Adverb
Hull	Yes	No	No	No
Kingston upon Hull	Yes	No	No	No

As nouns, Hull and Kingston upon Hull are synonyms defined as:

Hull and Kingston upon Hull: a large fishing port in northeastern England

Other synonyms of Hull include Kingston-upon Hull.

Hull (noun)	Kingston upon Hull (noun)
a large fishing port in northeastern England	a large fishing port in northeastern England
United States diplomat who did the groundwork for creating the United Nations (1871-1955)
United States naval officer who commanded the `Constitution' during the War of 1812 and won a series of brilliant victories against the British (1773-1843)