Perilous /(?)/

Per·il·ous

Perilous

a.
  1. Full of, attended with, or involving, peril; dangerous; hazardous; as, a perilous undertaking.
    Infamous hills, and sandy, perilous wilds.
  2. Daring; reckless; dangerous. [Obs.]
    For I am perilous with knife in hand.