Robert Peary vs Peary

Robert Peary and Peary both are nouns.

Word	Noun	Adjective	Verb	Adverb
Robert Peary	Yes	No	No	No
Peary	Yes	No	No	No

As nouns, Robert Peary and Peary are synonyms defined as:

Robert Peary and Peary: United States Arctic explorer and United States naval officer who has been regarded as the first man to reach the North Pole (1856-1920)

Other synonyms of Robert Peary include Robert E. Peary, Robert Edwin Peary.

Robert Peary (noun)	Peary (noun)
United States Arctic explorer and United States naval officer who has been regarded as the first man to reach the North Pole (1856-1920)	United States Arctic explorer and United States naval officer who has been regarded as the first man to reach the North Pole (1856-1920)