History and Etymology for vatic

Latin vātēs, vātis "prophet, seer" (akin to Gaulish—Greek spelling—ouā́ teis "those performing sacred rites," Old Irish fáith "seer, prophet," fáth "prophecy, prophetic wisdom," Welsh gwawd "song of praise, satire"; Gothic wods "possessed," Old English wōd "raging, senseless," Old Norse óðr "frantic, furious," all going back to Germanic *wōd-; Old High German wuot "rage, frenzy," going back to Germanic *wōdi-; Old English wōth "sound, noise, voice, song," Old Norse óðr "mind, sense, song, poetry," both going back to Germanic *wōþa-) + -IC entry 1