Attila the Hun vs Scourge of God

Attila the Hun and Scourge of God both are nouns.

Word	Noun	Adjective	Verb	Adverb
Attila the Hun	Yes	No	No	No
Scourge of God	Yes	No	No	No

As nouns, Attila the Hun and Scourge of God are synonyms defined as:

Attila the Hun and Scourge of God: king of the Huns; the most successful barbarian invader of the Roman Empire (406-453)

Other synonyms of Attila the Hun include Attila, Scourge of the Gods.

Attila the Hun (noun)	Scourge of God (noun)
king of the Huns; the most successful barbarian invader of the Roman Empire (406-453)	king of the Huns; the most successful barbarian invader of the Roman Empire (406-453)