Where does “eintrittfrei” come from?

eintrittfrei (German) comes from German Eintritt, from German eintreten, 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.

eintrittfrei (German): admission free, free entry

Definitions

  1. admission free, free entry

Ancestry of “eintrittfrei”, step by step

eintrittfrei traces back through two separate lines of ancestry.

via German Eintritt

StepLanguageWordMeaning
1GermanEintrittoccurring; occurrence; joining; enlistment;...
2Germaneintretento enter, to come into; to occur, to eventuate;...
3Germanein-generally indicating motion into something; one,...
4Middle High Germanīn-
5Old High Germaninin
6Proto-West Germanic*in
7Proto-Germanicinin; into
8Proto-Indo-Europeanénin

via German frei

StepLanguageWordMeaning
1Germanfreifree; unenslaved; unimprisoned; free;...
2Middle High Germanvrî
3Old High Germanfrīfree
4Proto-West Germanicfrīfree
5Proto-Germanicfrijazfree
6Proto-Indo-EuropeanpriHósdear, beloved; happy, free
7Proto-Indo-EuropeanpreyH-to love, to please
Every word from Proto-Indo-European énEvery word from Proto-Germanic inEvery word from Proto-West Germanic *in