Where does “вычесть” come from?

вычесть (Russian) comes from Russian че́сть, from Old Church Slavonic чьсти, from Proto-Slavic čisti, from Proto-Balto-Slavic (s)keistéi, from Proto-Indo-European *(s)kʷéyt-t ~ *(s)kit-ént, from Proto-Indo-European kʷeyt- — to notice; to read.

вычесть (Russian): to subtract, to deduct, to take away to remove or reduce

Definitions

  1. to subtract, to deduct, to take away to remove or reduce

Ancestry of “вычесть”, step by step

StepLanguageWordMeaning
1Russianче́стьhonor
2Old Church Slavonicчьстиto read; to count; to honour
3Proto-Slavicčistito read; to honour
4Proto-Balto-Slavic(s)keistéi—
5Proto-Indo-European*(s)kʷéyt-t ~ *(s)kit-ént—
6Proto-Indo-Europeankʷeyt-to notice; to read
Every word from Proto-Indo-European kʷeyt- →Every word from Proto-Indo-European *(s)kʷéyt-t ~ *(s)kit-ént →Every word from Proto-Balto-Slavic (s)keistéi →