excretion (n.)
- clearance
- clearing
- defecation
- depletion
- drainage
- effusion
- egress
- elimination
- emptying
- evacuation
- exhaustion
- extravasation
- exudation
- filtration
- lacrimation
- lactation
- leaching
- ooze
- oozing
- percolation
- removal
- secernment
- secretion
- seepage
- straining
- transudation
- unloading
- venting
- voidance
- voiding
- weep
- weeping