John Fitzgerald Kennedy vs President John F. Kennedy

John Fitzgerald Kennedy and President John F. Kennedy both are nouns.

Word	Noun	Adjective	Verb	Adverb
John Fitzgerald Kennedy	Yes	No	No	No
President John F. Kennedy	Yes	No	No	No

As nouns, John Fitzgerald Kennedy and President John F. Kennedy are synonyms defined as:

John Fitzgerald Kennedy and President John F. Kennedy: 35th President of the United States; established the Peace Corps; assassinated in Dallas (1917-1963)

Other synonyms of John Fitzgerald Kennedy include Jack Kennedy, JFK, Kennedy, President Kennedy.

John Fitzgerald Kennedy (noun)	President John F. Kennedy (noun)
35th President of the United States; established the Peace Corps; assassinated in Dallas (1917-1963)	35th President of the United States; established the Peace Corps; assassinated in Dallas (1917-1963)