Meaning : Ruined by overcooking.
Example :
She served us underdone bacon and burnt biscuits.
Synonyms : burned
Meaning : Treated by heating to a high temperature but below the melting or fusing point.
Example :
Burnt sienna.
Synonyms : burned
Meaning : Destroyed or badly damaged by fire.
Example :
A row of burned houses.
A charred bit of burnt wood.
A burned-over site in the forest.
Barricaded the street with burnt-out cars.
Synonyms : burned, burned-out, burned-over, burnt-out