St. John Chrysostom vs theologist

St. John Chrysostom and theologist both are nouns.

Word	Noun	Adjective	Verb	Adverb
St. John Chrysostom	Yes	No	No	No
theologist	Yes	No	No	No

St. John Chrysostom (noun)	theologist (noun)
(Roman Catholic Church) a Church Father who was a great preacher and bishop of Constantinople; a saint and Doctor of the Church (347-407)	someone who is learned in theology or who speculates about theology