Where does “ôbezwać” come from?

ôbezwać (Polish) comes from Polish zwać, from Proto-Slavic zъvati, from Proto-Indo-European ǵʰewH- — to call on, invoke.

Ancestry of “ôbezwać”, step by step

StepLanguageWordMeaning
1Polishzwaćto call something or someone; to be called
2Proto-Slaviczъvatito call
3Proto-Indo-EuropeanǵʰewH-to call on, invoke
Every word from Proto-Indo-European ǵʰewH- →Every word from Proto-Slavic zъvati →Every word from Polish zwać →