Where does “sepitteinen” come from?

sepitteinen (Finnish) comes from Finnish sepite, from Finnish sepittää, from Finnish -ttaa, from Proto-Finnic -ttadak, from Proto-Uralic -kta-.

Ancestry of “sepitteinen”, step by step

StepLanguageWordMeaning
1FinnishsepiteA piece of writing; fiction, fabrication, lie,...
2Finnishsepittääto make up (a story), to coin (a word)
3Finnish-ttaaForms causative verbs. May be applied to verbs...
4Proto-Finnic-ttadakCreates causative verbs from regular verbs,...
5Proto-Uralic-kta-—
Every word from Proto-Uralic -kta- →Every word from Finnish -ttaa →Every word from Proto-Finnic -ttadak →