Waste

degeneração

(gradual loss or decay)

degradação

(gradual loss or decay)

dejeto

(useless by-products, garbage)

deserto

(wasteland, desolate region)

desperdício

(action of wasting, ineffective use)

ermo

(wasteland, desolate region)

excremento

(excrement or urine)

fezes

(excrement or urine)

lixo

(useless by-products, garbage)

refugo

(useless by-products, garbage)

definhar

(to weaken)

desperdiçar

(to squander)

destruir

(to destroy — see also devastate, lay waste)

devastar

(to destroy — see also devastate, lay waste)

matar

(slang: to kill)