Obadiah vs Old Testament

Obadiah and Old Testament both are nouns.

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

Obadiah (noun)	Old Testament (noun)
an Old Testament book telling Obadiah's prophecies; the shortest book in the Christian Bible	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
a Hebrew minor prophet, he was chosen to prophesy against Edom