Where does “väkäleukainen” come from?

väkäleukainen (Finnish) comes from Finnish väkäleuka, from Finnish leuka, from Proto-Finnic leuka, from Proto-Balto-Slavic leukā — glands in an animal's neck.

Ancestry of “väkäleukainen”, step by step

StepLanguageWordMeaning
1Finnishväkäleuka
2Finnishleukajaw; chin
3Proto-Finnicleukachin, jaw
4Proto-Balto-Slavicleukāglands in an animal's neck
Every word from Proto-Balto-Slavic leukāEvery word from Proto-Finnic leukaEvery word from Finnish leuka