WordWeb Online

1. Cause to lose courage; to be daunted; to be scared away
   "frightened away by the refusal";
   - daunt, dash, scare off, pall, frighten off, scare away, scare

Derived forms: frightened away, frightening away, frightens away

See also: scare

Type of: intimidate, put the frigheners on [Brit, informal], put the screws on [informal]