backlash in WordNet English dictionary

1. come back to the originator of an action with an undesired effect
   "Your comments may backfire and cause you a lot of trouble"
   backfire  backlash  recoil 
   

1. an adverse reaction to some political or social occurrence
   "there was a backlash of intolerance"
   backlash 
   
2. a movement back from an impact
   recoil  repercussion  rebound  backlash