Where does “оутврьдити” come from?

оутврьдити (Old Church Slavonic) comes from Old Church Slavonic тврьдити, from Proto-Slavic *tvьrditi — to harden.

оутврьдити (Old Church Slavonic): establish, build, create

Definitions

  1. establish, build, create

Ancestry of “оутврьдити”, step by step

оутврьдити traces back through two separate lines of ancestry.

via Old Church Slavonic тврьдити

StepLanguageWordMeaning
1Old Church Slavonicтврьдитиclaim
2Proto-Slavic*tvьrditito harden

via Proto-Slavic *utvьrditi

StepLanguageWordMeaning
1Proto-Slavic*utvьrditi—
Every word from Proto-Slavic *tvьrditi →Every word from Old Church Slavonic тврьдити →
оутврьдити — Etymology, Origin & Word History | Etymology Explorer