backwash

Noun

• the wave that spreads behind a boat as it moves forward
  • the motorboat's wake capsized the canoe
    

• the consequences of an event (especially a catastrophic event)
  • the aftermath of war
    
  • in the wake of the accident no one knew how many had been injured
    

• the flow of air that is driven backwards by an aircraft propeller

Related words

• Synonyms: 
  wake , aftermath , slipstream , airstream , race , wash