Where does “ки́сел” come from?

ки́сел (Bulgarian) comes from Russian кисе́ль, from Old East Slavic кысель, from Proto-Slavic kyselь, from Proto-Slavic kysnǫti — to become/get wet; to become/turn sour.

ки́сел (Bulgarian): sour, vinegary (for taste)

Definitions

  1. sour, vinegary (for taste)

Ancestry of “ки́сел”, step by step

ки́сел traces back through two separate lines of ancestry.

via Russian кисе́ль

StepLanguageWordMeaning
1Russianкисе́льkisel, kissel (a popular jellied dessert made by cooking berry juice or other fruit juice with milk, flour and oatmeal, thickened with starch)
2Old East Slavicкысель—
3Proto-Slavickyselь—
4Proto-Slavickysnǫtito become/get wet; to become/turn sour

via Proto-Slavic kysělъ

StepLanguageWordMeaning
1Proto-Slavickysělъsour
2Proto-Slavickysěti—

Words derived from “ки́сел”

Every word from Proto-Slavic kysnǫti →Every word from Proto-Slavic kyselь →Every word from Old East Slavic кысель →