correct a false impression; undeceive; cause someone to realize their error
I want to disabuse you of some misconceptions you have formed about me on the basis of false rumors.
dis (not, un)#abuti (misuse) (Latin)
REMEMBER AS the opposite of abuse (use harsh words or create wrong impression). story: like a girl fall in love with a rascal, and her father comes to know. what he will do is abuse the boy and disabuse the girl about the boy. simple naa.