James Earl Carter vs James Earl Carter Jr.

James Earl Carter and James Earl Carter Jr. both are nouns.

Word	Noun	Adjective	Verb	Adverb
James Earl Carter	Yes	No	No	No
James Earl Carter Jr.	Yes	No	No	No

As nouns, James Earl Carter and James Earl Carter Jr. are synonyms defined as:

James Earl Carter and James Earl Carter Jr.: 39th President of the United States (1924-)

Other synonyms of James Earl Carter include Carter, Jimmy Carter, President Carter.

James Earl Carter (noun)	James Earl Carter Jr. (noun)
39th President of the United States (1924-)	39th President of the United States (1924-)