Richard M. Nixon vs Richard Nixon

Richard M. Nixon and Richard Nixon both are nouns.

Word	Noun	Adjective	Verb	Adverb
Richard M. Nixon	Yes	No	No	No
Richard Nixon	Yes	No	No	No

As nouns, Richard M. Nixon and Richard Nixon are synonyms defined as:

Richard M. Nixon and Richard Nixon: vice president under Eisenhower and 37th President of the United States; resigned after the Watergate scandal in 1974 (1913-1994)

Other synonyms of Richard M. Nixon include Nixon, President Nixon, Richard Milhous Nixon.

Richard M. Nixon (noun)	Richard Nixon (noun)
vice president under Eisenhower and 37th President of the United States; resigned after the Watergate scandal in 1974 (1913-1994)	vice president under Eisenhower and 37th President of the United States; resigned after the Watergate scandal in 1974 (1913-1994)