Caesar vs Julius Caesar

Caesar and Julius Caesar both are nouns.

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

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

Caesar and Julius Caesar: conqueror of Gaul and master of Italy (100-44 BC)

Other synonyms of Caesar include Gaius Julius Caesar.

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