excretion is when the excretory system removes waste from the body
evacuating is excreting. crap is excreting. house_cat_excreting is excreting. excretory_organ is not internal_organ. excretory_organ is internal_organ. evacuating is not excreting. excreting is bodily_function_event. animal_excreting is excreting. excrescence is process. urinating is excreting.