Where does “корешок” come from?

корешок (Russian) comes from Russian ко́рень, from Proto-Slavic kory, from Proto-Slavic korenь.

корешок (Russian): rootlet

Definitions

  1. rootlet

Ancestry of “корешок”, step by step

корешок traces back through two separate lines of ancestry.

via Russian ко́рень

StepLanguageWordMeaning
1Russianко́реньroot
2Proto-Slavickoryroot
3Proto-Slavickorenь—

via Russian ко́реш

StepLanguageWordMeaning
1Russianко́решcrony, pal, buddy, dawg close or old friend
Every word from Proto-Slavic korenь →Every word from Proto-Slavic kory →Every word from Russian ко́рень →
корешок — Etymology, Origin & Word History | Etymology Explorer