(v)blister, scald, whip, scorchsubject to harsh criticism“The Senator blistered the administration in his speech on Friday”, “the professor scaled the students”, “your invectives scorched the community”
(v)char, blacken, sear, scorchburn slightly and superficially so as to affect color“The cook blackened the chicken breast”, “The fire charred the ceiling above the mantelpiece”, “the flames scorched the ceiling”