(1):

(n.) Sudden and great fear; terror. It expresses a stronger impression than fear, or apprehension, perhaps less than terror.

(2):

(p. a.) Affrighted.

(3):

(n.) The act of frightening; also, a cause of terror; an object of dread.

(4):

(v. t.) To impress with sudden fear; to frighten; to alarm.