Where does “потвърждавам” come from?

потвърждавам (Bulgarian) comes from Russian подтвержда́ть, from Russian подтверди́ть, from Russian твёрдый, from Old East Slavic твьрдъ, from Proto-Slavic tvьrdъ, from Proto-Balto-Slavic *twírˀtas, from Proto-Indo-European twerH- — to enclose, fence in; to grab, seize; to stir.

потвърждавам (Bulgarian): to confirm, to corroborate, to affirm to state or write that something is true

Definitions

  1. to confirm, to corroborate, to affirm to state or write that something is true

Ancestry of “потвърждавам”, step by step

StepLanguageWordMeaning
1Russianподтвержда́тьto confirm, to corroborate, to bear out, to endorse, to ratify, to verify
2Russianподтверди́тьto confirm, to corroborate, to bear out, to endorse, to ratify, to verify
3Russianтвёрдыйhard, solid; firm; steadfast, steady
4Old East Slavicтвьрдъ
5Proto-Slavictvьrdъhard, firm, solid
6Proto-Balto-Slavic*twírˀtashard, firm, solid
7Proto-Indo-EuropeantwerH-to enclose, fence in; to grab, seize; to stir
Every word from Proto-Indo-European twerH-Every word from Proto-Balto-Slavic *twírˀtasEvery word from Proto-Slavic tvьrdъ
потвърждавам — Etymology, Origin & Word History | Etymology Explorer