Sidney Caesar vs Caesar

Sidney Caesar and Caesar both are nouns.

Word	Noun	Adjective	Verb	Adverb
Sidney Caesar	Yes	No	No	No
Caesar	Yes	No	No	No

As nouns, Sidney Caesar and Caesar are synonyms defined as:

Sidney Caesar and Caesar: United States comedian who pioneered comedy television shows (born 1922)

Other synonyms of Sidney Caesar include Sid Caesar.

Sidney Caesar (noun)	Caesar (noun)
United States comedian who pioneered comedy television shows (born 1922)	conqueror of Gaul and master of Italy (100-44 BC)
	United States comedian who pioneered comedy television shows (born 1922)