Judea vs Judaea

Judea and Judaea both are nouns.

Word	Noun	Adjective	Verb	Adverb
Judea	Yes	No	No	No
Judaea	Yes	No	No	No

As nouns, Judea and Judaea are synonyms defined as:

Judea and Judaea: the southern part of ancient Palestine succeeding the kingdom of Judah; a Roman province at the time of Christ

Judea (noun)	Judaea (noun)
the southern part of ancient Palestine succeeding the kingdom of Judah; a Roman province at the time of Christ	the southern part of ancient Palestine succeeding the kingdom of Judah; a Roman province at the time of Christ