1) Middle-earth language 
In the fictional world of Middle-earth by J. R. R. Tolkien, Rohirric (also Rohirian and Rohanese, see below) is the language of the Rohirrim of Rohan. In the novels it is always represented by the Mercian dialect of Old English, because Tolkien saw the relationship between Rohirric and the Common Speech to be similar to that of Old English and Mod...