Where does “seil” come from?

seil (Middle English) comes from Old English seġl, from Proto-West Germanic segl, from Proto-Germanic seglą, from Proto-Germanic siglą.

Ancestry of “seil”, step by step

StepLanguageWordMeaning
1Old Englishseġlsail
2Proto-West Germanicseglsail
3Proto-Germanicsegląsheet; sail
4Proto-Germanicsiglą
Every word from Proto-Germanic sigląEvery word from Proto-Germanic segląEvery word from Proto-West Germanic segl