Where does “закрепление” come from?

закрепление (Russian) comes from Russian закрепи́ть, from Russian крепи́ть, from Serbo-Croatian krepiti, from Serbo-Croatian krȅpak, from Proto-Slavic krěpъkъ, from Proto-Slavic -ъkъ, from Proto-Slavic -kъ, from Proto-Indo-European -kos — Creates deadjectival and desubstantival...

закрепление (Russian): fastening, attaching; strengthening; securing

Definitions

  1. fastening, attaching; strengthening; securing

Ancestry of “закрепление”, step by step

StepLanguageWordMeaning
1Russianзакрепи́тьto fasten, to secure, to fix, to attach, to mount, to anchor
2Russianкрепи́тьto fasten, to secure in place, to timber, to support, to prop
3Serbo-Croatiankrepitito strengthen, invigorate, reinforce, vitalize,...
4Serbo-Croatiankrȅpakstrong, robust
5Proto-Slavickrěpъkъstrong
6Proto-Slavic-ъkъForms diminutives from old u-stem nouns;...
7Proto-Slavic-kъDeverbal, forms token nouns; From expressive or...
8Proto-Indo-European-kosCreates deadjectival and desubstantival...
Every word from Proto-Indo-European -kosEvery word from Proto-Slavic -kъEvery word from Proto-Slavic -ъkъ