In ethnolinguistics, an endonym or autonym (from the Greek ἔνδον, éndon, "within" or αὐτο-, auto-, "self" and ὄνομα, ónoma, "name") is a local name for a geographical feature, and an exonym or xenonym (from the Greek: ἔξω, éxō, "out" or ξένος-, xénos, "foreign" and ὄνομα, ónoma, "name") is a...