Where does “impair” come from?

Impair comes from Middle English impairen, from Old French empeirier, formed from Old French en- and Latin -are combined with Latin -arius, ultimately from Proto-Indo-European ne via Latin in-.

impair (English): To weaken; to affect negatively; to have a...

Definitions

  1. To weaken; to affect negatively; to have a...

Ancestry of “impair”, step by step

StepLanguageWordMeaning
1Middle Englishimpairen
2Old Frenchempoirierto worsen
3Vulgar Latinimpeioro
4Latinpēiorworse
5Latinmalusunpleasant, distressing, painful, nasty, bad;...
6Ancient Greekμηλέαapple tree
7Ancient Greekμῆλονapple; any fruit from a tree; a woman's breast
8Proto-Indo-European(s)meh₁l-small animal”; small animal

Words derived from “impair

Every word from Proto-Indo-European (s)meh₁l-
impair — Etymology, Origin & Word History | Etymology Explorer