Where does “kiukkuisa” come from?

kiukkuisa (Finnish) comes from Finnish kiukku, from Finnish kiukka — quick-tempered, short-tempered.

Ancestry of “kiukkuisa”, step by step

StepLanguageWordMeaning
1Finnishkiukkuanger
2Finnishkiukkaquick-tempered, short-tempered
Every word from Finnish kiukkaEvery word from Finnish kiukku