backlash

Noun

• an adverse reaction to some political or social occurrence
  • there was a backlash of intolerance
    

• a movement back from an impact

Verb

• come back to the originator of an action with an undesired effect
  • Your comments may backfire and cause you a lot of trouble
    

Related words

• Synonyms: 
  recoil , repercussion , rebound , backfire