solon vs Second Marquis of Rockingham

solon and Second Marquis of Rockingham both are nouns.

Word	Noun	Adjective	Verb	Adverb
solon	Yes	No	No	No
Second Marquis of Rockingham	Yes	No	No	No

solon (noun)	Second Marquis of Rockingham (noun)
a person who is a respected leader in national or international affairs	English statesman who served as prime minister and who opposed the war with the American colonies (1730-1782)