Where does “šiknakaulis” come from?

šiknakaulis (Lithuanian) comes from Lithuanian káulas, from Proto-Balto-Slavic káuˀlas, from Proto-Indo-European keh₂ulós.

šiknakaulis (Lithuanian): tailbone

Definitions

  1. tailbone

Ancestry of “šiknakaulis”, step by step

šiknakaulis traces back through two separate lines of ancestry.

via Lithuanian káulas

StepLanguageWordMeaning
1Lithuaniankáulasbone
2Proto-Balto-Slavickáuˀlasbone
3Proto-Indo-Europeankeh₂ulós—

via Lithuanian šikna

StepLanguageWordMeaning
1Lithuanianšiknaass, arse, butt
Every word from Proto-Indo-European keh₂ulós →Every word from Proto-Balto-Slavic káuˀlas →Every word from Lithuanian káulas →