snuff out

Verb

• put out, as of fires, flames, or lights
  • Too big to be extinguished at once, the forest fires at best could be contained
    
  • quench the flames
    
  • snuff out the candles
    

• put an end to; kill
  • The Nazis snuffed out the life of many Jewish children
    

Related words

• Synonyms: 
  blow out , extinguish , quench
• Antonyms: 
  ignite , light