Pius XII vs Pope Pius XII

Pius XII and Pope Pius XII both are nouns.

Word	Noun	Adjective	Verb	Adverb
Pius XII	Yes	No	No	No
Pope Pius XII	Yes	No	No	No

As nouns, Pius XII and Pope Pius XII are synonyms defined as:

Pius XII and Pope Pius XII: pope who maintained neutrality during World War II and was later criticized for not aiding the Jews who were persecuted by Hitler (1876-1958)

Other synonyms of Pius XII include Eugenio Pacelli.

Pius XII (noun)	Pope Pius XII (noun)
pope who maintained neutrality during World War II and was later criticized for not aiding the Jews who were persecuted by Hitler (1876-1958)	pope who maintained neutrality during World War II and was later criticized for not aiding the Jews who were persecuted by Hitler (1876-1958)