Scripture vs Holy Writ

Scripture and Holy Writ both are nouns.

Word	Noun	Adjective	Verb	Adverb
Scripture	Yes	No	No	No
Holy Writ	Yes	No	No	No

As nouns, Scripture and Holy Writ are synonyms defined as:

Other synonyms of Scripture include Bible, Book, Christian Bible, Good Book, Holy Scripture, Word, Word of God.

Scripture (noun)	Holy Writ (noun)
the sacred writings of the Christian religions	the sacred writings of the Christian religions