Tiwaz (Luwian deity) Tiwaz (Luwian deity) Tiwaz (Stem: Tiwad-) was the Luwian Sun-god. He was among the most important gods of the Luwians. The name of the Proto-Anatolian Sun god can be reconstructed as "*Diuod-", which derives from the Proto-Indo-European word "*dei-" ("shine", "glow"). This name is cognate with the Greek Zeus, Latin Jupiter, and Norse Tyr. While Tiwaz (and the related Palaic god Tiyaz) retained a promenant role in the pantheon, the Hittite cognate deity, was largely eclipsed by the Sun goddess of Arinna, becoming a god of the day, especially the day of death. In Luwian cuneiform of the Bronze Age,
Zeus summit of Mount Lykaion, before which stood two columns bearing gilded eagles and 'facing the sun-rise'. Further Cook sees only the tale of Zeus' sacred precinct at Mount Lykaion allowing no shadows referring to Zeus as 'god of light' (Lykaios). Although etymology indicates that Zeus was originally a sky god, many Greek cities honored a local Zeus who lived underground. Athenians and Sicilians honored Zeus Meilichios ("kindly" or "honeyed") while other cities had Zeus Chthonios ("earthy"), Zeus Katachthonios ("under-the-earth") and Zeus Plousios ("wealth-bringing"). These deities might be represented as snakes or in human form in visual art, or, for emphasis