language , borrowed in its prehistoric development Non-Indo-European roots for many Greek place names in the region, containing the consonantal strings "- nth -" (e.g. Corinth , Probalinthos), or its equivalent "-ns-" (e.g. Tiryns ); "- tt -", e.g. in the peninsula of Attica , Mounts Hymettus and Brilettus/Brilessus , Lycabettus