Where does “Einspringer” come from?

Einspringer (German) comes from German einspringen, from German ein-, from Middle High German īn-, from Old High German in, from Proto-West Germanic *in, from Proto-Germanic in, from Proto-Indo-European én — in.

Ancestry of “Einspringer”, step by step

StepLanguageWordMeaning
1Germaneinspringento fill in for, to step in for, to take on the role of
2Germanein-generally indicating motion into something; one,...
3Middle High Germanīn-—
4Old High Germaninin
5Proto-West Germanic*in—
6Proto-Germanicinin; into
7Proto-Indo-Europeanénin
Every word from Proto-Indo-European én →