Barack Hussein Obama vs Obama

Barack Hussein Obama and Obama both are nouns.

Word	Noun	Adjective	Verb	Adverb
Barack Hussein Obama	Yes	No	No	No
Obama	Yes	No	No	No

As nouns, Barack Hussein Obama and Obama are synonyms defined as:

Barack Hussein Obama and Obama: 44th President of the United States; first African-American President

Other synonyms of Barack Hussein Obama include Barack Obama.

Barack Hussein Obama (noun)	Obama (noun)
44th President of the United States; first African-American President	44th President of the United States; first African-American President