debunk vs jest at

debunk and jest at both are verbs.

Word	Noun	Adjective	Verb	Adverb
debunk	No	No	Yes	No
jest at	No	No	Yes	No

As verbs, jest at is a hypernym of debunk; that is, jest at is a word with a broader meaning than debunk:

debunk: expose while ridiculing; especially of pretentious or false claims and ideas
jest at: subject to laughter or ridicule

Other hypernyms of debunk include blackguard, guy, laugh at, make fun, poke fun, rib, ridicule, roast.

debunk (verb)	jest at (verb)
expose while ridiculing; especially of pretentious or false claims and ideas	subject to laughter or ridicule