Proper noun
Old Turkic
The earliest attested Turkic language, found in inscriptions by the Göktürks and the Uyghurs in ca. the 7th to 13th centuries.
He thus inferred that the colophon referred to the Agnean language.sfnsfn Although the term twγry or toxrï appears to be the Old Turkic name for the Tocharians, it is not found in Tocharian texts. Source: Internet
This etymological concept is also related to Old Turkic word stems 'tür' ("root, ancestry, race, kind of, sort of"), 'türi-' ("to bring together, to collect"), 'törü' ("law, custom") and 'töz' ("substance"). Source: Internet