carrion
decay
decomposition
dry gangrene
dry rot
foulness
gangrene
gas gangrene
moist gangrene
mortification
necrosis
necrotic tissue
noma
putrefaction
putrescence
putridity
putridness
rancidity
rancidness
rankness
rot
rottenness
slough
sphacelation
sphacelus
spoilage
tooth decay