Juda vs Judah

Juda and Judah both are nouns.

Word	Noun	Adjective	Verb	Adverb
Juda	Yes	No	No	No
Judah	Yes	No	No	No

As nouns, Juda and Judah are synonyms defined as:

Juda and Judah: an ancient kingdom of southern Palestine with Jerusalem as its center

Juda (noun)	Judah (noun)
an ancient kingdom of southern Palestine with Jerusalem as its center	an ancient kingdom of southern Palestine with Jerusalem as its center
	(Old Testament) the fourth son of Jacob who was forebear of one of the tribes of Israel; one of his descendants was to be the Messiah