Where does “Hoffnungsstrahl” come from?

Hoffnungsstrahl (German) comes from German strahl, from Middle High German strāle, from Old High German strāla, from Proto-Germanic *strālu, from Proto-Indo-European strēl-, from Proto-Indo-European ster- — sterile, infertile.

Ancestry of “Hoffnungsstrahl”, step by step

Hoffnungsstrahl traces back through two separate lines of ancestry.

via German strahl

StepLanguageWordMeaning
1Germanstrahlbeam, ray (e.g. of light)
2Middle High Germanstrālearrow, beam
3Old High Germanstrālaarrow, lightning bolt
4Proto-Germanic*strālu
5Proto-Indo-Europeanstrēl-arrow
6Proto-Indo-Europeanster-sterile, infertile

via German Hoffnung

StepLanguageWordMeaning
1GermanHoffnunghope, the belief or expectation that something...
2Germanhoffento hope
3Middle High Germanhoffen
4Old High German*hoffōn
5Proto-West Germanichopōnto hope, to expect
Every word from Proto-Indo-European ster-