Olaf II vs Saint Olav

Olaf II and Saint Olav both are nouns.

Word	Noun	Adjective	Verb	Adverb
Olaf II	Yes	No	No	No
Saint Olav	Yes	No	No	No

As nouns, Olaf II and Saint Olav are synonyms defined as:

Other synonyms of Olaf II include Olaf II of Norway, Olav II, Saint Olaf, St. Olaf, St. Olav.

Olaf II (noun)	Saint Olav (noun)
King and patron saint of Norway (995-1030)	King and patron saint of Norway (995-1030)