מויערנברעכער (Yiddish) comes from Yiddish ברעכער, from Yiddish ברעכן, from Middle High German brëchen, from Old High German brehhan, from Proto-West Germanic brekan, from Proto-Germanic brekaną, from Proto-Indo-European bʰrēǵ- — to shine, shimmer.
Ancestry of “מויערנברעכער”, step by step
מויערנברעכער traces back through two separate lines of ancestry.