lash out vs scorch

lash out is not a noun while scorch is a noun.

Word	Noun	Adjective	Verb	Adverb
lash out	No	No	Yes	No
scorch	Yes	No	Yes	No

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

Other hyponyms of lash out include abuse, blackguard, clapperclaw, shout, claw, vitriol, rip, whang, barrage, bombard, blister, scald, whip, rubbish.

lash out (noun)	scorch (noun)
	a discoloration caused by heat
	a surface burn
	a plant disease that produces a browning or scorched appearance of plant tissues

lash out (verb)	scorch (verb)
attack in speech or writing	burn slightly and superficially so as to affect color
	make very hot and dry
	become scorched or singed under intense heat or dry conditions
	destroy completely by or as if by fire
	become superficially burned
	subject to harsh criticism