President Washington vs George Washington

President Washington and George Washington both are nouns.

Word	Noun	Adjective	Verb	Adverb
President Washington	Yes	No	No	No
George Washington	Yes	No	No	No

As nouns, President Washington and George Washington are synonyms defined as:

President Washington and George Washington: 1st President of the United States; commander-in-chief of the Continental Army during the American Revolution (1732-1799)

Other synonyms of President Washington include Washington.

President Washington (noun)	George Washington (noun)
1st President of the United States; commander-in-chief of the Continental Army during the American Revolution (1732-1799)	1st President of the United States; commander-in-chief of the Continental Army during the American Revolution (1732-1799)