Olaf II vs Saint Olaf

Olaf II and Saint Olaf both are nouns.

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

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

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

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