Where does “съпасти” come from?

съпасти (Church Slavonic) comes from Proto-Slavic sъ(n), from Proto-Indo-European ḱóm, from Proto-Indo-European ḱe, from Middle English kyt, from German kitt, from Old High German kuti, from Proto-West Germanic kwidu, from Proto-Germanic kweduz — to bend; curve; arch; vault; to bow, bend, arch,...

Ancestry of “съпасти”, step by step

съпасти traces back through two separate lines of ancestry.

via Proto-Slavic sъ(n)

StepLanguageWordMeaning
1Proto-Slavicsъ(n)with, accompanying, alongside; with, by means of,...
2Proto-Indo-Europeanḱómbeside, near, by, with
3Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
4Middle Englishkyt
5Germankittputty certain kinds of cement used for fixing e.g. window panes
6Old High Germankuti
7Proto-West Germanickwidugum, resin
8Proto-Germanickweduzresin
9Proto-Indo-Europeangʷet-resin, gum; to say, speak
10Proto-Indo-Europeangū-to bend; curve; arch; vault; to bow, bend, arch,...

via Slavic *pasti

StepLanguageWordMeaning
1Slavic*pasti
2Proto-Indo-Europeanpeh₂-to protect; to shepherd

Words derived from “съпасти

Every word from Proto-Indo-European gū-Every word from Proto-Indo-European gʷet-Every word from Proto-Germanic kweduz