Where does “Kertu” come from?
Kertu (Estonian) comes from German Gertrud, from Old High German gēr, from Proto-West Germanic gaiʀ, from Proto-Germanic gaizaz, from Proto-Indo-European ǵʰoysós, from Proto-Indo-European ǵʰey- — winter.
Kertu (Estonian): Gertrude
Ancestry of “Kertu”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | German | Gertrud | — |
| 2 | Old High German | gēr | spear |
| 3 | Proto-West Germanic | gaiʀ | spear |
| 4 | Proto-Germanic | gaizaz | spear, pike, javelin |
| 5 | Proto-Indo-European | ǵʰoysós | throwing spear |
| 6 | Proto-Indo-European | ǵʰey- | winter |
Words derived from “Kertu”