waste, waste material, waste matter, waste product - any materials unused and rejected as worthless or unwanted; "they collect the waste once a week"; "much of the waste material is carried off in the sewers"

condition, status - a state at a particular time; "a condition (or state) of disrepair"; "the current status of the arms negotiations"

adulteration, debasement - being mixed with extraneous material; the product of adultering

admixture, alloy - the state of impairing the quality or reducing the value of something

contamination, taint - the state of being contaminated

dirtiness - the state of containing dirty impurities

putridity - the state of being putrid

pollution - undesirable state of the natural environment being contaminated with harmful substances as a consequence of human activities