Basic Guidelines For English Spellings
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See US English definition of spoil
See UK English definition of spoil
See Spanish definition of anular
1‘too much sun spoils the complexion’
improve, enhance
2‘two days of rain spoiled all my plans’
further, help, enhance
3‘his sisters spoil him and so does his mother’
neglect, treat harshly, be strict with
4‘I've got some ham that will spoil if we don't eat it tonight’
keep
‘Cooper was spoiling for a fight’