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 Hill, the deme of Gargettus etc, or its equivalent "- ss -", e.g. Larissa , Mount Parnassus ,