Where does “mustasukkaisuus” come from?
mustasukkaisuus (Finnish) comes from Finnish mustasukkainen, from Swedish svartsjuka, from Swedish svart, from Old Swedish svarter, from Old Norse svartr, from Proto-Germanic swartaz, from Proto-Indo-European swordo- — dirty, dark, black.
mustasukkaisuus (Finnish): jealousy
Ancestry of “mustasukkaisuus”, step by step