Where does “malfeasance” come from?

Malfeasance derives from Old French malfaisance, from Old French malfaire, from Latin malefacio, ultimately from Proto-Indo-European dʰeh₁- meaning to do or make.

malfeasance (English): Wrongdoing; Misconduct or wrongdoing, especially...

Definitions

  1. Wrongdoing; Misconduct or wrongdoing, especially...

Ancestry of “malfeasance”, step by step

StepLanguageWordMeaning
1Old Frenchmalfaisance
2Latinmalefaciōto do evil or harm
3Latinfaciōto do
4Latin-toriumnominative neuter singular of -tōrius; accusative...
5Latin-tōriusory
6Latin-tor-er
7Proto-Italic-tōrForms agent nouns to verb stems
8Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
9Proto-Indo-European-tor-s
Every word from Proto-Indo-European -tor-sEvery word from Latin -toriumEvery word from Latin -tor