spoilt

v make a mess of, destroy or ruin；v become unfit for consumption or use；v alter from the original；v treat with excessive indulgence；v hinder or prevent (the efforts, plans, or desires) of；v have a strong desire or urge to do something；v destroy and strip of its possession；v make imperfect；s having the character or disposition harmed by pampering or oversolicitous attention；s (of foodstuffs) not in an edible or usable condition；s affected by blight; anything that mars or prevents growth or prosperity

spoil的过去式和过去分词