Willie Howard Mays Jr. vs Mays

Willie Howard Mays Jr. and Mays both are nouns.

Word	Noun	Adjective	Verb	Adverb
Willie Howard Mays Jr.	Yes	No	No	No
Mays	Yes	No	No	No

As nouns, Willie Howard Mays Jr. and Mays are synonyms defined as:

Willie Howard Mays Jr. and Mays: United States baseball player (born in 1931)

Other synonyms of Willie Howard Mays Jr. include Say Hey Kid, Willie Mays.

Willie Howard Mays Jr. (noun)	Mays (noun)
United States baseball player (born in 1931)	United States baseball player (born in 1931)