Barthold George Niebuhr vs Niebuhr

Barthold George Niebuhr and Niebuhr both are nouns.

Word	Noun	Adjective	Verb	Adverb
Barthold George Niebuhr	Yes	No	No	No
Niebuhr	Yes	No	No	No

As nouns, Barthold George Niebuhr and Niebuhr are synonyms defined as:

Barthold George Niebuhr and Niebuhr: German historian noted for his critical approach to sources and for his history of Rome (1776-1831)

Other synonyms of Barthold George Niebuhr include Barthold Georg Niebuhr.

Barthold George Niebuhr (noun)	Niebuhr (noun)
German historian noted for his critical approach to sources and for his history of Rome (1776-1831)	German historian noted for his critical approach to sources and for his history of Rome (1776-1831)
	United States Protestant theologian (1892-1971)