Jacob vs Old Testament

Jacob and Old Testament both are nouns.

Word	Noun	Adjective	Verb	Adverb
Jacob	Yes	No	No	No
Old Testament	Yes	No	No	No

Jacob (noun)	Old Testament (noun)
(Old Testament) son of Isaac; brother of Esau; father of the twelve patriarchs of Israel; Jacob wrestled with God and forced God to bless him, so God gave Jacob the new name of Israel (meaning `one who has been strong against God')	the collection of books comprising the sacred scripture of the Hebrews and recording their history as the chosen people; the first half of the Christian Bible
French biochemist who (with Jacques Monod) studied regulatory processes in cells (born in 1920)