quench -
cool (hot metal) by plunging into cold water or other liquid; "quench steel"
chill,
cool,
cool down depress or discourage; "The news of the city's surrender chilled the soldiers"
quench -
electronics: suppress (sparking) when the current is cut off in an inductive circuit, or suppress (an oscillation or discharge) in a component or device
bottle up,
inhibit,
suppress limit the range or extent of; "Contact between the young was inhibited by strict social customs"
quench -
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"