heat vs scorch

heat and scorch both are nouns.

Word	Noun	Adjective	Verb	Adverb
heat	Yes	No	Yes	No
scorch	Yes	No	Yes	No

As verbs, scorch is a hyponym of heat; that is, scorch is a word with a more specific, narrower meaning than heat:

Other hyponyms of heat include crisp, crispen, toast, scald, soak, calcine, preheat, overheat, sear, bake, broil, reheat.

heat (noun)	scorch (noun)
utility to warm a building	a discoloration caused by heat
the presence of heat	a surface burn
the trait of being intensely emotional	a plant disease that produces a browning or scorched appearance of plant tissues
the sensation caused by heat energy
a preliminary race in which the winner advances to a more important race
a form of energy that is transferred by a difference in temperature
applies to nonhuman mammals: a state or period of heightened sexual arousal and activity

heat (verb)	scorch (verb)
gain heat or get hot	burn slightly and superficially so as to affect color
make hot or hotter	make very hot and dry
arouse or excite feelings and passions	become scorched or singed under intense heat or dry conditions
provide with heat	destroy completely by or as if by fire
	become superficially burned
	subject to harsh criticism