Where does “retas” come from?

retas (Proto-Balto-Slavic) comes from Proto-Indo-European er- — eagle, bird; loose, light, rare, sparse; to fail,...

Ancestry of “retas”, step by step

retas traces back through two separate lines of ancestry.

via Proto-Indo-European er-

StepLanguageWordMeaning
1Proto-Indo-Europeaner-eagle, bird; loose, light, rare, sparse; to fail,...

via Proto-Indo-European (e)re-

StepLanguageWordMeaning
1Proto-Indo-European(e)re-loose, sparse, rare; to break down, to fall to...
Every word from Proto-Indo-European er-