Where does “накрепко” come from?

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

накрепко (Russian): very firmly

Definitions

  1. very firmly

Ancestry of “накрепко”, step by step

StepLanguageWordMeaning
1Russianкре́пкоfirmly, solidly, fast, strong, hard
2Russianкре́пкийstrong, firm, solid
3Proto-Slavickrěpъkъstrong
4Proto-Slavic-ъkъForms diminutives from old u-stem nouns;...
5Proto-Slavic-kъDeverbal, forms token nouns; From expressive or...
6Proto-Indo-European-kosCreates deadjectival and desubstantival...
Every word from Proto-Indo-European -kosEvery word from Proto-Slavic -kъEvery word from Proto-Slavic -ъkъ