Where does “zákon” come from?

zákon (Old Czech) comes from Proto-Slavic zakonъ, from Proto-Slavic konъ, from Proto-Slavic čęti — to begin.

Ancestry of “zákon”, step by step

StepLanguageWordMeaning
1Proto-Slaviczakonъlaw
2Proto-Slavickonъbeginning; end
3Proto-Slavicčętito begin

Words derived from “zákon”

Every word from Proto-Slavic čęti →Every word from Proto-Slavic konъ →Every word from Proto-Slavic zakonъ →