Old Testament vs David

Old Testament and David both are nouns.

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

Old Testament (noun)	David (noun)
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	(Old Testament) the 2nd king of the Israelites; as a young shepherd he fought Goliath (a giant Philistine warrior) and killed him by hitting him in the head with a stone flung from a sling; he united Israel with Jerusalem as its capital; many of the Psalms are attributed to David (circa 1000-962 BC)
	French neoclassical painter who actively supported the French Revolution (1748-1825)
	patron saint of Wales (circa 520-600)