affluence afflux affluxion blow out concourse confluence conflux course crosscurrent current defluxion discharge downflow downpour drain drain out drainage drift driftage effluence efflux effluxion effusion empty exhalation exhaust find vent flow flow out flowing flowoff fluency flux gush gush out inflow jet mill run millrace money going out onrush onward course outfall outflowing outgo outgoings outlay outpour outpouring pour pour out race run run out runoff rush set sluice out spate spendings spew out spout spout out spurt stream surge tide trend undercurrent undertow vomit forth water flow well well out