Украинско-английский словарь - гасити

to extinguish, to put out, to blow out, to quench;

гасити вапно — to slake (slack) lime;гасити вогонь — to extinguish (to put out) the fire;гасити газ (електричне світло) — to turn off the gas (the light);гасити свічку — to put (to blow) out the candle.