stupefy vs mix up

stupefy and mix up both are verbs.

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

As verbs, mix up is a hyponym of stupefy; that is, mix up is a word with a more specific, narrower meaning than stupefy:

Other hyponyms of stupefy include stump, riddle, elude, escape.

stupefy (verb)	mix up (verb)
make senseless or dizzy by or as if by a blow	cause to be perplexed or confounded
be a mystery or bewildering to	assemble without order or sense
make dull or stupid or muddle with drunkenness or infatuation