drain

[1]	draw off , tap , extract , remove , take away , withdraw , pump off/out , empty , evacuate , drink up/down , quaff , swallow , finish
[2]	consume , run out , use up , exhaust , sap , deplete , bleed , strain , tax , spend , weaken , debilitate , impair , cripple
[3]	seep , trickle , ooze , drip , leave , go/flow from/out of , disappear (from) , ebb
[4]	enfeeble , debilitate

[1]	drainage , ditch , channel , trench , culvert , conduit , pipe , gutter , outlet , watercourse , sewer , cloaca
[2]	depletion , reduction , sapping , sap , exhaustion , strain , drag , outgo , outflow , withdrawal , disbursement , expenditure
[3]	down the drain , drainpipe , waste pipe , wasted , gone , thrown away , lost , (Slang) up the spout