Sir Robert Walpole vs First Earl of Orford

Sir Robert Walpole and First Earl of Orford both are nouns.

Word	Noun	Adjective	Verb	Adverb
Sir Robert Walpole	Yes	No	No	No
First Earl of Orford	Yes	No	No	No

As nouns, Sir Robert Walpole and First Earl of Orford are synonyms defined as:

Sir Robert Walpole and First Earl of Orford: Englishman and Whig statesman who (under George I) was effectively the first British prime minister (1676-1745)

Other synonyms of Sir Robert Walpole include Robert Walpole, Walpole.

Sir Robert Walpole (noun)	First Earl of Orford (noun)
Englishman and Whig statesman who (under George I) was effectively the first British prime minister (1676-1745)	Englishman and Whig statesman who (under George I) was effectively the first British prime minister (1676-1745)