derision vs squelch

derision and squelch both are nouns.

Word	Noun	Adjective	Verb	Adverb
derision	Yes	No	No	No
squelch	Yes	No	Yes	No

As nouns, squelch is a hyponym of derision; that is, squelch is a word with a more specific, narrower meaning than derision:

Other hyponyms of derision include jeer, jeering, mockery, scoff, scoffing, put-down, squelcher, takedown, befooling, stultification.

derision (noun)	squelch (noun)
the act of deriding or treating with contempt	an electric circuit that cuts off a receiver when the signal becomes weaker than the noise
contemptuous laughter	a crushing remark

derision (verb)	squelch (verb)
	suppress or crush completely
	to compress with violence, out of natural shape or condition
	walk through mud or mire
	make a sucking sound