Where does “kak” come from?

kak (Lower Sorbian) comes from Proto-Slavic kako, from Proto-Slavic kakъ, from Proto-Balto-Slavic *kōkos.

kak (Lower Sorbian): how

Definitions

  1. how

Ancestry of “kak”, step by step

StepLanguageWordMeaning
1Proto-Slavickakohow, in which way
2Proto-Slavickakъof what/which kind
3Proto-Balto-Slavic*kōkos—
Every word from Proto-Balto-Slavic *kōkos →Every word from Proto-Slavic kakъ →Every word from Proto-Slavic kako →