Where does “krala” come from?

krala (Polish) comes from Czech Král, from Proto-Slavic korľь, from Old High German karl, from Proto-Germanic karilaz, from Proto-Germanic karaz, from Proto-Indo-European ǵerh₂- — to grow old, to mature.

Ancestry of “krala”, step by step

StepLanguageWordMeaning
1CzechKrálking
2Proto-Slavickorľьking
3Old High Germankarlman
4Proto-Germanickarilazfree man, franklin; little man, young man
5Proto-Germanickaraz—
6Proto-Indo-Europeanǵerh₂-to grow old, to mature
Every word from Proto-Indo-European ǵerh₂- →Every word from Proto-Germanic karaz →Every word from Proto-Germanic karilaz →