Where does “täysi-istunto” come from?

täysi-istunto (Finnish) comes from Finnish istunto, from Finnish -ntö, from Finnish -mö, from Finnish -i, from Proto-Uralic -j — oblique plural.

Ancestry of “täysi-istunto”, step by step

täysi-istunto traces back through two separate lines of ancestry.

via Finnish istunto

StepLanguageWordMeaning
1Finnishistuntomeeting, sitting, session; session; sit
2Finnish-ntö—
3Finnish-möFront vowel variant of -mo
4Finnish-iA nominal suffix used in eg. ukko → ukki; Used...
5Proto-Uralic-joblique plural

via Finnish täysi

StepLanguageWordMeaning
1Finnishtäysifull
2Proto-Finnictäücifull
3Proto-Uralictäwdefull
Every word from Proto-Uralic -j →Every word from Finnish -i →Every word from Finnish -ntö →