deplete

exhaust

Use up entirely

• drainChannel for wastewater
• consumeTake in fully
• use upConsume until gone

expend · empty · run out · tap out · sap · draw down · spend · burn through · go through · squander

reduce

Make smaller in degree

• decreaseBecome or make smaller
• lessenReduce in degree
• lowerReduce or move downward

diminish · dwindle · shrink · decline · drop · fall · wane · ebb · taper · subside

tire

Lose strength or energy

• fatigueWeariness from prolonged exertion
• wearyDeeply tired, spent
• wear outDeteriorate through use

burn out · enervate · sap · drain · overtax · overwork · prostrate · debilitate · enfeeble · weaken

emptied

Removed all contents from

• voidWithout legal effect
• vacantWithout an occupant
• bareLacking any covering

barren · cleared · stripped · hollowed · vacated · gutted · cleaned out · wiped out · zeroed out · blank

shortage

Deficient supply of necessities

• dearthAcute shortage of something
• paucityInsufficiency of amount
• deficitAmount still owed

lack · insufficiency · shortfall · scantiness · sparseness · meagerness · deficiency · inadequacy · running low · in short supply

• diminishingabate, decrease, diminish, dwindle, ebb
• reduce/lessenreduce, shrink, lessen, decrease, diminish
• depletedrain, exhaust, use up, consume, empty
• emptyingempty, drain, pump out, clean out, clear out
• overdoing itoverdo, overreach, overwork, overspend, overexert
• battery actionscharge, recharge, drain, discharge, swap