Crossword clues for Mythical river:LETHEMythical river of forgetfulnessSTYXRock group with the same name as a mythical riverSTYXMythical river whose name means "hateful"STYXMythical riverACHERONMythical riverLETHEMythical river.NAIADMythical river dwellerNAIADMythical river nymphSTYXMythical river of the underworldHADESSite of the mythical Lethe RiverSTYXMythical Greek riverSTYXMythical boundary riverLETHEMythical Hades River of ForgetfulnessSTYXRiver with a mythical ferryman