Misprize
Misprize (mis*prīz") , transitive verb
[Old French mesprisier to deprise, French mépriser; pref. amiss, wrong (Latin minus less + Late Latin pretium price. See price, Prize, v.]
To slight or undervalue.
O, for those vanished hours, so much misprized!
I do not blame them, madam, nor misprize.