Appellative in a sentence as a noun

If the runes developed from Etruscan, where would appellative acrophony have come from?

Appellative definitions

noun

identifying word or words by which someone or something is called and classified or distinguished from others

See also: appellation denomination designation

adjective

pertaining to or dealing with or used as a common noun

adjective

inclined to or serving for the giving of names; "the appellative faculty of children"; "the appellative function of some primitive rites"