Where does “sturmen” come from?

sturmen (Middle English) comes from Old English styrman, from Proto-Germanic sturmijaną, from Proto-Germanic -janą, from Proto-Indo-European -yéti, from Proto-Indo-European yé-, from Chichewa iye — he, she.

Ancestry of “sturmen”, step by step

StepLanguageWordMeaning
1Old Englishstyrmanto storm, be stormy, rage; to storm, make a great...
2Proto-Germanicsturmijanąto storm
3Proto-Germanic-janąDerives denominatives from nouns and factitives...
4Proto-Indo-European-yétiCreates intransitive, often deponent,...
5Proto-Indo-Europeanyé-
6Chichewaiyehe, she
Every word from Chichewa iyeEvery word from Proto-Germanic -janąEvery word from Proto-Indo-European -yéti