Where does “lang-” come from?

lang- (Proto-Balto-Slavic) comes from Proto-Indo-European leng-, from Proto-Indo-European lenk- — to bend.

Ancestry of “lang-”, step by step

lang- traces back through two separate lines of ancestry.

via Proto-Indo-European leng-

StepLanguageWordMeaning
1Proto-Indo-Europeanleng-to swing, to flap
2Proto-Indo-Europeanlenk-to bend

via Proto-Indo-European lang-

StepLanguageWordMeaning
1Proto-Indo-Europeanlang-—

Words derived from “lang-”

Every word from Proto-Indo-European lenk- →Every word from Proto-Indo-European leng- →
lang- — Etymology, Origin & Word History | Etymology Explorer