Where does “seittikalvo” come from?

seittikalvo (Finnish) comes from Finnish seitti, from Finnish -tti, from Finnish -ttää, from Proto-Finnic -ttadak, from Proto-Uralic -kta-.

Ancestry of “seittikalvo”, step by step

seittikalvo traces back through two separate lines of ancestry.

via Finnish seitti

StepLanguageWordMeaning
1FinnishseittiA web spun by an insect, especially a spiderweb;...
2Finnish-ttiForms some nouns from verbs, particularly...
3Finnish-ttääFront vowel variant of -ttaa
4Proto-Finnic-ttadakCreates causative verbs from regular verbs,...
5Proto-Uralic-kta-

via Finnish kalvo

StepLanguageWordMeaning
1Finnishkalvofilm; membrane; diaphragm
2Proto-Finnickalvomembrane
3Proto-Uralickaĺwɜmembrane
Every word from Proto-Uralic -kta-Every word from Finnish -ttääEvery word from Proto-Finnic -ttadak