vex vs confound

vex and confound both are verbs.

Word	Noun	Adjective	Verb	Adverb
vex	No	No	Yes	No
confound	No	No	Yes	No

As verbs, confound is a hypernym of vex; that is, confound is a word with a broader meaning than vex:

vex: be a mystery or bewildering to
confound: be confusing or perplexing to; cause to be unable to think clearly

Other hypernyms of vex include bedevil, befuddle, confuse, discombobulate, fox, fuddle, throw.

vex (verb)	confound (verb)
be a mystery or bewildering to	mistake one thing for another
subject to prolonged examination, discussion, or deliberation	be confusing or perplexing to; cause to be unable to think clearly
change the arrangement or position of
cause annoyance in; disturb, especially by minor irritations
disturb the peace of mind of; afflict with mental agitation or distress