Where does “вступиться” come from?

вступиться (Russian) comes from Russian вступи́ть, from Russian ступи́ть, from Russian с-, from Proto-Slavic sъ(n), from Proto-Indo-European ḱóm, from Proto-Indo-European ḱe, from Middle English kyt, from German kitt — to bend; curve; arch; vault; to bow, bend, arch,...

вступиться (Russian): to stand up for, to stick up for, to take...

Definitions

  1. to stand up for, to stick up for, to take...

Ancestry of “вступиться”, step by step

StepLanguageWordMeaning
1Russianвступи́тьto enter, to march into (of the troops)
2Russianступи́тьto step
3Russianс-down; off, from off
4Proto-Slavicsъ(n)with, accompanying, alongside; with, by means of,...
5Proto-Indo-Europeanḱómbeside, near, by, with
6Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
7Middle Englishkyt
8Germankittputty certain kinds of cement used for fixing e.g. window panes
9Old High Germankuti
10Proto-West Germanickwidugum, resin
11Proto-Germanickweduzresin
12Proto-Indo-Europeangʷet-resin, gum; to say, speak
13Proto-Indo-Europeangū-to bend; curve; arch; vault; to bow, bend, arch,...
Every word from Proto-Indo-European gū-Every word from Proto-Indo-European gʷet-Every word from Proto-Germanic kweduz