WordWeb Online

1. Lacking decisiveness of character; unable to act or decide quickly or firmly
   "The hesitating seconds seemed to last forever";
   - hesitant

1. Pause or hold back in uncertainty or unwillingness
   "Authorities hesitate to quote exact figures";
   - waver, waffle, baulk [Brit], balk
    
2. Interrupt temporarily an activity before continuing
   "The speaker hesitated";
   - pause

See also: dithery, indecisive

Type of: delay