Where does “покрепчать” come from?

покрепчать (Russian) comes from Russian крепча́ть, from Proto-Slavic krěpъkъ, from Proto-Slavic -ъkъ, from Proto-Slavic -kъ, from Proto-Indo-European -kos — Creates deadjectival and desubstantival...

покрепчать (Russian): to strengthen, to grow stronger

Definitions

  1. to strengthen, to grow stronger

Ancestry of “покрепчать”, step by step

StepLanguageWordMeaning
1Russianкрепча́тьto strengthen, to grow stronger
2Proto-Slavickrěpъkъstrong
3Proto-Slavic-ъkъForms diminutives from old u-stem nouns;...
4Proto-Slavic-kъDeverbal, forms token nouns; From expressive or...
5Proto-Indo-European-kosCreates deadjectival and desubstantival...
Every word from Proto-Indo-European -kos →Every word from Proto-Slavic -kъ →Every word from Proto-Slavic -ъkъ →