Where does “choróbka” come from?

choróbka (Polish) comes from Polish choroba, from Old Polish choroba, from Proto-Slavic xvoroba, from Proto-Slavic xvorъ, from Proto-Indo-European swor-o-, from Proto-Indo-European swer- — to ache; to fester; wound; injury.

Ancestry of “choróbka”, step by step

StepLanguageWordMeaning
1Polishchorobaillness, sickness, disease
2Old Polishchorobadisease; sickness, illness
3Proto-Slavicxvorobadisease, illness
4Proto-Slavicxvorъill
5Proto-Indo-Europeanswor-o-—
6Proto-Indo-Europeanswer-to ache; to fester; wound; injury
Every word from Proto-Indo-European swer- →Every word from Proto-Indo-European swor-o- →Every word from Proto-Slavic xvorъ →