Where does “пяточный” come from?
пяточный (Russian) comes from Russian пя́тка, from Russian пята́, from Proto-Slavic pęta, from Proto-Slavic pęti, from Proto-Balto-Slavic pínˀtei, from Proto-Indo-European (s)penh₁- — to twist; to weave.
пяточный (Russian): heel; calcaneal
Ancestry of “пяточный”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Russian | пя́тка | — |
| 2 | Russian | пята́ | foot |
| 3 | Proto-Slavic | pęta | heel |
| 4 | Proto-Slavic | pęti | to stretch; to tie, fix together |
| 5 | Proto-Balto-Slavic | pínˀtei | to braid; to stretch |
| 6 | Proto-Indo-European | (s)penh₁- | to twist; to weave |