Where does “Carlus” come from?

Carlus (English) comes from Latin Carolus, from Middle High German Karl, from Old High German karl, from Proto-Germanic karilaz, from Proto-Germanic karaz, from Proto-Indo-European ǵerh₂- — to grow old, to mature.

Definitions

Ancestry of “Carlus”, step by step

StepLanguageWordMeaning
1LatinCarolusCharles
2Middle High GermanKarl
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-