Where does “kasteluoja” come from?
kasteluoja (Finnish) comes from Finnish oja, from Proto-Slavic oje, from Proto-Indo-European h₂oyHsos.
kasteluoja (Finnish): irrigation ditch
Ancestry of “kasteluoja”, step by step
kasteluoja traces back through two separate lines of ancestry.
via Finnish oja
| Step | Language | Word | Meaning |
|---|
| 1 | Finnish | oja | ditch, trench; small natural brook |
| 2 | Proto-Slavic | oje | thill, shaft |
| 3 | Proto-Indo-European | h₂oyHsos | — |
via Finnish kastelu
| Step | Language | Word | Meaning |
|---|
| 1 | Finnish | kastelu | irrigation; watering; wetting |
| 2 | Finnish | -u | Forms nouns from verbs. Most common with "e"- and... |
| 3 | Proto-Finnic | -u | Forms nouns from adjectives, nouns |