WordWeb Online

1. Thrown into a state of intense fear or desperation
   "the terrified horse bolted";
   - panicky, panicked, panic-stricken, panic-struck, frightened

1. Fill with terror; frighten greatly
   "The defendant was convicted of placing dynamite in a certain building with intent to injure, intimidate, and terrify human beings";
   - terrorize, terrorise [Brit]

See also: afraid, 'fraid [non-standard]

Type of: affright, fright [archaic], frighten, scare

Encyclopedia: Terrified