terror in WordNet English dictionary

1. an overwhelming feeling of fear and anxiety
   panic  terror  affright 
   
2. a very troublesome child
   terror  brat  little terror  holy terror 
   
3. a person who inspires fear or dread
   "he was the terror of the neighborhood"
   terror  scourge  threat 
   
4. the use of extreme fear in order to coerce people (especially for political reasons)
   "he used terror to make them confess"
   terror