Where does “screenshare” come from?

screenshare (English) comes from English screen, from Middle English scren, from Anglo-Norman escren, from Old French escren, from Middle Dutch scherm, from Old Dutch skirm, from Proto-West Germanic skirmi, from Proto-Germanic skirmiz — to caw, crow.

Ancestry of “screenshare”, step by step

screenshare traces back through two separate lines of ancestry.

via English screen

StepLanguageWordMeaning
1EnglishscreenA physical divider intended to block an area from...
2Middle Englishscren
3Anglo-Normanescrenfirescreen, the tester of a bed; Alternative form...
4Old FrenchescrenAlternative form of escran
5Middle Dutchschermprotective screen; protection, cover
6Old Dutchskirmprotection
7Proto-West Germanicskirmifur, hide, pelt; covering, shelter, screen
8Proto-Germanicskirmizfur, hide, pelt; covering, shelter, screen
9Proto-Indo-Europeansḱer-to caw, crow

via English share

StepLanguageWordMeaning
1EnglishshareA portion of something, especially a portion...
2Middle EnglishschareA portion or share
3Old Englishscearua cutting; shaving; a shearing; tonsure
4Proto-West Germanic*skaru
5Proto-Germanicskarōa portion; share; a division; detachment; troop;...
Every word from Proto-Indo-European sḱer-Every word from Proto-Germanic skirmizEvery word from Proto-West Germanic skirmi