Where does “kaksostutkimus” come from?
kaksostutkimus (Finnish) comes from Finnish tutkimus, from Finnish tutkia, from Finnish -ia, from Proto-Finnic -idak, from Proto-Uralic -j-.
kaksostutkimus (Finnish): twin study
Ancestry of “kaksostutkimus”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Finnish | tutkimus | research; examination; investigation |
| 2 | Finnish | tutkia | to examine, investigate; to research; Partitive... |
| 3 | Finnish | -ia | Forms primarily transitive verbs describing... |
| 4 | Proto-Finnic | -idak | applicative suffix |
| 5 | Proto-Uralic | -j- | — |