Where does “unmaintainable” come from?

unmaintainable (English) comes from English maintainable, from English maintain, from Middle English mayntenen, from Old French maintenir, from Vulgar Latin manuteneo, from Latin manu, from Latin manus, from Proto-Italic manus — human being; man; hand.

unmaintainable (English): Not maintainable

Definitions

  1. Not maintainable

Ancestry of “unmaintainable”, step by step

unmaintainable traces back through two separate lines of ancestry.

via English maintainable

StepLanguageWordMeaning
1EnglishmaintainableAble to be maintained
2EnglishmaintainTo keep up; to preserve; to uphold (a state, condition etc.)
3Middle Englishmayntenen
4Old Frenchmaintenirto maintain
5Vulgar LatinmanuteneoI support, maintain
6Latinmanuablative singular of manus; by hand; with the...
7Latinmanushand; bravery, valor; violence, fighting
8Proto-Italicmanushand
9Proto-Indo-Europeanman-human being; man; hand

via English un

StepLanguageWordMeaning
1EnglishunOne

Words derived from “unmaintainable

Every word from Proto-Indo-European man-
unmaintainable — Etymology, Origin & Word History | Etymology Explorer