MISFEASANCE
Source: 567
Mis‐fea″sance (?), n. [[OF. pref. mes- wrong (L. minus less) + faisance doing, fr. faire to do, L. facere. Cf. Malfeasance.]] (Law) A trespass; a wrong done; the improper doing of an act which a person might lawfully do. Bouvier. Wharton.