lets it hang out (verb) abate: lessen, grow or cause to grow less
Sinonime: contaminated, dangerous, deleterious, destructive, harmful, lethal, noxious, pernicious, poisonous, rotten, septic, spoiled, toxic, unhealthy, unnutritious, unsalutary, venomous, virulent
Antonime: amplify,
enhance,
enlarge,
extend,
increase,
intensify,
magnify,
prolong,
revive,
rise