Answer: infernal

AnswerCrossword Clue
INFERNALStygian
INFERNALHellish
INFERNALDiabolical
INFERNALBlasted
INFERNALDevilish.
INFERNALHateful: Colloq.
INFERNALDiabolic.
INFERNALFiendish.
INFERNALDiabolic
INFERNALDevilish
infernalhellish; diabolical
infernalof hell
infernalpertaining to hell