befuddle vs stupefy

befuddle and stupefy both are verbs.

Word	Noun	Adjective	Verb	Adverb
befuddle	No	No	Yes	No
stupefy	No	No	Yes	No

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

befuddle: be confusing or perplexing to; cause to be unable to think clearly
stupefy: be a mystery or bewildering to

befuddle (verb)	stupefy (verb)
be confusing or perplexing to; cause to be unable to think clearly	make senseless or dizzy by or as if by a blow
make stupid with alcohol	be a mystery or bewildering to
	make dull or stupid or muddle with drunkenness or infatuation