to perplex or amaze, esp. by a sudden disturbance or surprise; bewilder; confuse

The complicated directions confounded him.

to throw into confusion or disorder

The revolution confounded the people.

to throw into increased confusion or disorder.

to treat or regard erroneously as identical; mix or associate by mistake

truth confounded with error.

to mingle so that the elements cannot be distinguished or separated.

to damn (used in mild imprecations)

Confound it!

to contradict or refute

to confound their arguments.

to put to shame; abash.

Archaic .

to defeat or overthrow.

to bring to ruin or naught.

Obsolete . to spend uselessly; waste.

verb

clarify , clear up , enlighten , explain , make clear , relate

verb

abash , amaze , astonish , astound , baffle , befog , bewilder , blend , bug * , commingle , confute , discombobulate , discomfit , discountenance , dumbfound , embarrass , faze , fiddle , flabbergast , jumble , metagrobolize , misidentify , mix , mix up * , mystify , nonplus , perplex , pose , puzzle , rattle , screw up * , startle , surprise , throw * , addle , befuddle , dizzy , fuddle , mix up , muddle , chagrin , confuse , discomfort , disconcert , mortify , mistake , consume , destroy , dismay , frustrate , refute , spoil , stun , stupefy , waste