Attila the Hun vs Scourge of the Gods

Attila the Hun and Scourge of the Gods both are nouns.

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

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

Attila the Hun and Scourge of the Gods: 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 God.

Attila the Hun (noun)	Scourge of the Gods (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)