squelch vs plod

squelch and plod both are nouns.

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

As verbs, plod is a hypernym of squelch; that is, plod is a word with a broader meaning than squelch:

Other hypernyms of squelch include footslog, pad, slog, tramp, trudge.

squelch (noun)	plod (noun)
an electric circuit that cuts off a receiver when the signal becomes weaker than the noise	the act of walking with a slow heavy gait
a crushing remark

squelch (verb)	plod (verb)
suppress or crush completely	walk heavily and firmly, as when weary, or through mud
to compress with violence, out of natural shape or condition
walk through mud or mire
make a sucking sound