Nouns

(n)slipstream, airstream, race, backwash, washthe flow of air that is driven backwards by an aircraft propeller
(n)aftermath, wake, backwashthe 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”
(n)wake, backwashthe wave that spreads behind a boat as it moves forward“the motorboat's wake capsized the canoe”