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Parent Categories

entity go
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)

physical entity go
an entity that has physical existence

matter go
that which has mass and occupies space

substance go
the real physical matter of which a person or thing consists

material, stuff go
the tangible substance that goes into the makeup of a physical object

waste, waste material, waste matter, waste product
any materials unused and rejected as worthless or unwanted

noun.substance

11 Subcategories

impurity, dross go
worthless or dangerous material that should be removed
exhaust, exhaust fumes, fumes go
gases ejected from an engine as waste products
excretion, body waste, excreta, excrement, excretory product go
waste matter (as urine or sweat but especially feces) discharged from the body
skank, filth, crud go
any substance considered disgustingly foul or unpleasant
sewerage, sewage go
waste matter carried away in sewers or drains
effluent, wastewater, sewer water go
water mixed with waste matter
garbage, refuse, food waste, scraps go
food that is discarded (as from a kitchen)
pollutant go
waste matter that contaminates the water or air or soil
scrap, trash, rubbish go
worthless material that is to be disposed of
slop go
(usually plural) waste water from a kitchen or bathroom or chamber pot that has to be emptied by hand
toxic waste, toxic industrial waste go
poisonous waste materials