carbonize

verb carbonize

• burn — If there is a fire or a flame somewhere, you say that there is a fire or flame burning there.
• cauterize — If a doctor cauterizes a wound, he or she burns it with heat or with a chemical in order to close it up and prevent it from becoming infected.
• singe — to burn superficially or slightly; scorch.
• scorch — to affect the color, taste, etc., of by burning slightly: The collar of the shirt was yellow where the iron had scorched it.
• sear — to burn or char the surface of: She seared the steak to seal in the juices.