Where does “удостоверение” come from?
удостоверение (Bulgarian) comes from Russian удостовере́ние, from Russian -е́ние, from Old Church Slavonic -ньѥ, from Proto-Slavic -nьje, from Proto-Slavic -ьje — Denominal, forming collective nouns; Deverbal ,...
удостоверение (Bulgarian): certificate
Ancestry of “удостоверение”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Russian | удостовере́ние | — |
| 2 | Russian | -е́ние | -tion |
| 3 | Old Church Slavonic | -ньѥ | — |
| 4 | Proto-Slavic | -nьje | Deverbal, forming action nouns |
| 5 | Proto-Slavic | -ьje | Denominal, forming collective nouns; Deverbal ,... |