Where does “плавно” come from?

плавно (Russian) comes from Russian пла́вный, from Russian пла́вать, from Proto-Slavic plavati, from Proto-Slavic plàviti, from Proto-Slavic -vati.

плавно (Russian): smoothly in a smooth manner

Definitions

  1. smoothly in a smooth manner

Ancestry of “плавно”, step by step

StepLanguageWordMeaning
1Russianпла́вныйsmooth, even
2Russianпла́ватьto swim
3Proto-Slavicplavatito swim; to float; to sail
4Proto-Slavicplàvitito float, to sail
5Proto-Slavic-vati—
Every word from Proto-Slavic -vati →Every word from Proto-Slavic plàviti →Every word from Proto-Slavic plavati →