Where does “mortmayn” come from?

mortmayn (Anglo-Norman) comes from Old French morte meyn, from Old French mortes meins, from Latin mortua manus, from English manus, from Latin manus, from Proto-Italic manus, from Proto-Indo-European man- — human being; man; hand.

Ancestry of “mortmayn”, step by step

StepLanguageWordMeaning
1Old Frenchmorte meyn
2Old Frenchmortes meins
3Latinmortua manus
4EnglishmanusA hand, as the part of the fore limb below the...
5Latinmanushand; bravery, valor; violence, fighting
6Proto-Italicmanushand
7Proto-Indo-Europeanman-human being; man; hand

Words derived from “mortmayn

Every word from Proto-Indo-European man-Every word from Proto-Italic manusEvery word from Latin manus