Where does “tchyně” come from?
tchyně (Czech) comes from Czech tchán, from Old Czech test, from Proto-Slavic tьstь, from Proto-Balto-Slavic *tíśtis, from Proto-Indo-European teḱ- — to sire, beget.
tchyně (Czech): mother-in-law
Ancestry of “tchyně”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Czech | tchán | father-in-law |
| 2 | Old Czech | test | — |
| 3 | Proto-Slavic | tьstь | father-in-law |
| 4 | Proto-Balto-Slavic | *tíśtis | — |
| 5 | Proto-Indo-European | teḱ- | to sire, beget |