Where does “plutwa” come from?
plutwa (Old Polish) comes from Old Czech plútva, from Old Czech plúti, from Proto-Slavic pluti, from Proto-Balto-Slavic plauˀtei, from Proto-Indo-European pleh₃(w)- — to swim, flow.
Ancestry of “plutwa”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Old Czech | plútva | — |
| 2 | Old Czech | plúti | — |
| 3 | Proto-Slavic | pluti | to swim; to sail |
| 4 | Proto-Balto-Slavic | plauˀtei | to swim |
| 5 | Proto-Indo-European | pleh₃(w)- | to swim, flow |