[mis.fea.sance] n [MF mesfaisance, fr. mesfaire to do wrong, fr. mes- mis- + faire to make, do, fr. L facere--more at do] (1596): trespass; specif: the performance of a lawful action in an illegal or improper manner -- mis.fea.sor n
MISFEASANCE
Meaning of MISFEASANCE in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012