St. Olaf vs Olaf II of Norway

St. Olaf and Olaf II of Norway both are nouns.

Word	Noun	Adjective	Verb	Adverb
St. Olaf	Yes	No	No	No
Olaf II of Norway	Yes	No	No	No

As nouns, St. Olaf and Olaf II of Norway are synonyms defined as:

St. Olaf and Olaf II of Norway: King and patron saint of Norway (995-1030)

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

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