echarse a perder deteriorate (business company); deaden (alcoholic beverages); turn (milk); turn sour (milk); become bad (food); become sour (milk); become stale (alcoholic beverages); be on the decline (business company); curdle (milk); stale (alcoholic beverages); flatten (alcoholic beverages); go off (food); go downhill (business company); go to pot (business company)
echarse atrás get out (promise); backpedal (general); back out (promise); back off (argument); back down (argument)