1) Middle-earth language 
In an older version of J.R.R. Tolkien`s conception of the languages of Middle-earth as expounded in the Lhammas, Oromëan is the language family to which all Elvish languages, such as Quenya and Sindarin, belong. It is there contrasted with Aulëan, the language phylum of Khuzdul, the language of the Dwarves; and with the Melkian languages of Orc....