Afro-Eurasia vs Afroeurasia

Afro-Eurasia and Afroeurasia both are nouns.

Word	Noun	Adjective	Verb	Adverb
Afro-Eurasia	Yes	No	No	No
Afroeurasia	Yes	No	No	No

As nouns, Afro-Eurasia and Afroeurasia are synonyms defined as:

Afro-Eurasia and Afroeurasia: regions of the world such as Africa, Europe and Asia that were known to Europeans before the discovery of the Americas which they called the New World

Other synonyms of Afro-Eurasia include Eurafrasia, Old World.

Afro-Eurasia (noun)	Afroeurasia (noun)
regions of the world such as Africa, Europe and Asia that were known to Europeans before the discovery of the Americas which they called the New World	regions of the world such as Africa, Europe and Asia that were known to Europeans before the discovery of the Americas which they called the New World