Where does “tvrdokornost” come from?

tvrdokornost (Serbo-Croatian) comes from Serbo-Croatian tvȑdokōran, from Serbo-Croatian kȍra, from Proto-Slavic kora, from Proto-Indo-European ḱer-, from Proto-Indo-European kr̥-, from Proto-Indo-European ker- — army.

tvrdokornost (Serbo-Croatian): obstinancy, stubbornness, obduracy,...

Definitions

  1. obstinancy, stubbornness, obduracy,...

Ancestry of “tvrdokornost”, step by step

StepLanguageWordMeaning
1Serbo-Croatiantvȑdokōranobdurate, stiff, stubborn
2Serbo-Croatiankȍrabark (of trees)
3Proto-Slavickorabark
4Proto-Indo-Europeanḱer-to grow, to make grow, to nourish; to plait,...
5Proto-Indo-Europeankr̥-to turn, to bend
6Proto-Indo-Europeanker-army
Every word from Proto-Indo-European ker-Every word from Proto-Indo-European kr̥-Every word from Proto-Indo-European ḱer-