Where does “Krupka” come from?
Krupka (Polish) comes from Polish Krupa, from Proto-Slavic krupa, from Proto-Balto-Slavic kraupāˀ, from Proto-Indo-European krowp-eh₂, from Proto-Indo-European krewp-, from Proto-Indo-European krew- — to fall, collapse; scab; to fall, break, bruise.
Ancestry of “Krupka”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Polish | Krupa | — |
| 2 | Proto-Slavic | krupa | grainy substance, groats, hail |
| 3 | Proto-Balto-Slavic | kraupāˀ | — |
| 4 | Proto-Indo-European | krowp-eh₂ | — |
| 5 | Proto-Indo-European | krewp- | scab, crust; to become encrusted |
| 6 | Proto-Indo-European | krew- | to fall, collapse; scab; to fall, break, bruise |