Where does “unimpairable” come from?

unimpairable (English) comes from English impairable, from English impair, from Middle English impairen, from Old French empoirier, from Vulgar Latin impeioro, from Latin pēior, from Latin malus, from Ancient Greek μηλέα — small animal”; small animal.

unimpairable (English): That can not be impaired

Definitions

  1. That can not be impaired

Ancestry of “unimpairable”, step by step

unimpairable traces back through two separate lines of ancestry.

via English impairable

StepLanguageWordMeaning
1EnglishimpairableAble to be impaired
2EnglishimpairTo weaken; to affect negatively; to have a...
3Middle Englishimpairen
4Old Frenchempoirierto worsen
5Vulgar Latinimpeioro
6Latinpēiorworse
7Latinmalusunpleasant, distressing, painful, nasty, bad;...
8Ancient Greekμηλέαapple tree
9Ancient Greekμῆλονapple; any fruit from a tree; a woman's breast
10Proto-Indo-European(s)meh₁l-small animal”; small animal

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Proto-Indo-European (s)meh₁l-Every word from Ancient Greek μῆλονEvery word from Ancient Greek μηλέα