John Cash vs Cash

John Cash and Cash both are nouns.

Word	Noun	Adjective	Verb	Adverb
John Cash	Yes	No	No	No
Cash	Yes	No	No	No

As nouns, John Cash and Cash are synonyms defined as:

John Cash and Cash: United States country music singer and songwriter (1932-2003)

Other synonyms of John Cash include Johnny Cash.

John Cash (noun)	Cash (noun)
United States country music singer and songwriter (1932-2003)	United States country music singer and songwriter (1932-2003)