Where does “regentka” come from?

regentka (Polish) comes from Polish regent, from German Regent, from English regent, from Middle English regent, from Middle French regent, from Old French regent, from Latin regēns, from Latin regō — to straighten, to right oneself; right; just.

Ancestry of “regentka”, step by step

StepLanguageWordMeaning
1Polishregentregent
2GermanRegentregent; Regent
3EnglishregentA ruler; One who rules in place of the monarch,...
4Middle Englishregent
5Middle Frenchregentregent
6Old Frenchregentregent one who reigns in the absence of a monarch
7Latinregēnsruling, governing
8Latinregōto rule, govern, direct
9Proto-Italicregō
10Proto-Indo-Europeanh₃réǵetito be straightening, to be setting upright
11Proto-Indo-Europeanh₃reǵ-to straighten, to right oneself; right; just
Every word from Proto-Indo-European h₃reǵ-Every word from Proto-Indo-European h₃réǵetiEvery word from Proto-Italic regō