First Epistle of Paul the Apostle to the Corinthians vs New Testament

First Epistle of Paul the Apostle to the Corinthians and New Testament both are nouns.

Word	Noun	Adjective	Verb	Adverb
First Epistle of Paul the Apostle to the Corinthians	Yes	No	No	No
New Testament	Yes	No	No	No

First Epistle of Paul the Apostle to the Corinthians (noun)	New Testament (noun)
a New Testament book containing the first epistle from Saint Paul to the church at Corinth	the collection of books of the Gospels, Acts of the Apostles, the Pauline and other epistles, and Revelation; composed soon after Christ's death; the second half of the Christian Bible