Synonyms and related words :
cleaning out, clearance, clearing, defecation, depletion, discharging cargo, drainage, draining, effusion, egress, elimination, emptying, evacuation, exfiltration, exhausting, exhaustion, external secretion, extravasation, exudation, filtering, filtration, internal secretion, lacrimation, lactation, leaching, lixiviation, off-loading, ooze, oozing, percolating, percolation, removal, secernment, secreta, secretion, seep, seepage, straining, transudation, unloading, venting, voidance, voiding, weep, weeping