debunk vs make fun

debunk and make fun both are verbs.

Word	Noun	Adjective	Verb	Adverb
debunk	No	No	Yes	No
make fun	No	No	Yes	No

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

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

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

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