mix up vs dumbfound

mix up and dumbfound both are verbs.

Word	Noun	Adjective	Verb	Adverb
mix up	No	No	Yes	No
dumbfound	No	No	Yes	No

As verbs, dumbfound is a hypernym of mix up; that is, dumbfound is a word with a broader meaning than mix up:

Other hypernyms of mix up include amaze, baffle, beat, bewilder, flummox, get, gravel, mystify, nonplus, perplex, pose, puzzle, stick, stupefy, vex.

mix up (verb)	dumbfound (verb)
cause to be perplexed or confounded	be a mystery or bewildering to
assemble without order or sense