Fidel Castro Ruz vs Castro

Fidel Castro Ruz and Castro both are nouns.

Word	Noun	Adjective	Verb	Adverb
Fidel Castro Ruz	Yes	No	No	No
Castro	Yes	No	No	No

As nouns, Fidel Castro Ruz and Castro are synonyms defined as:

Fidel Castro Ruz and Castro: Cuban socialist leader who overthrew a dictator in 1959 and established a Marxist socialist state in Cuba (1926-2016)

Other synonyms of Fidel Castro Ruz include Fidel Castro.

Fidel Castro Ruz (noun)	Castro (noun)
Cuban socialist leader who overthrew a dictator in 1959 and established a Marxist socialist state in Cuba (1926-2016)	Cuban socialist leader who overthrew a dictator in 1959 and established a Marxist socialist state in Cuba (1926-2016)