Where does “ullakkoikkuna” come from?
ullakkoikkuna (Finnish) comes from Finnish ikkuna, from Finnish akkuna, from Proto-Finnic *akkuna, from Old East Slavic окъно, from Proto-Slavic okъnò.
ullakkoikkuna (Finnish): dormer window
Ancestry of “ullakkoikkuna”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Finnish | ikkuna | window; sash |
| 2 | Finnish | akkuna | Alternative form of ikkuna |
| 3 | Proto-Finnic | *akkuna | — |
| 4 | Old East Slavic | окъно | window |
| 5 | Proto-Slavic | okъnò | — |