Where does “wc-istuin” come from?
wc-istuin (Finnish) comes from Finnish istuin, from Finnish -in, from Proto-Finno-Ugric *-in, from Proto-Uralic -ma.
wc-istuin (Finnish): toilet fixture
Ancestry of “wc-istuin”, step by step
wc-istuin traces back through two separate lines of ancestry.
via Finnish istuin
| Step | Language | Word | Meaning |
|---|
| 1 | Finnish | istuin | seat; First-person singular indicative past form... |
| 2 | Finnish | -in | Suffix variant for the illative singular, see... |
| 3 | Proto-Finno-Ugric | *-in | — |
| 4 | Proto-Uralic | -ma | — |
via Finnish wc
| Step | Language | Word | Meaning |
|---|
| 1 | Finnish | wc | WC water closet |
| 2 | English | WC | Initialism of water closet: a lavatory; a toilet;... |