Where does “ompelikki” come from?

ompelikki (Ingrian) comes from Finnish -kki, from Proto-Finnic -kkei.

Ancestry of “ompelikki”, step by step

StepLanguageWordMeaning
1Finnish-kkiCreates action nouns from verbs; Creates...
2Proto-Finnic-kkei
Every word from Proto-Finnic -kkeiEvery word from Finnish -kki