Where does “vaivaisäijä” come from?

vaivaisäijä (Finnish) comes from Finnish vaivainen, from Finnish vaiva, from Proto-Finnic vaiva, from Proto-Germanic waiwô, from Proto-Indo-European wai — oh!; woe!.

Ancestry of “vaivaisäijä”, step by step

vaivaisäijä traces back through two separate lines of ancestry.

via Finnish vaivainen

StepLanguageWordMeaning
1Finnishvaivainenmeasly, paltry, miserable, wretched, pitiful,...
2Finnishvaivabother, inconvenience; ailment
3Proto-Finnicvaivabother, inconvenience; pain, illness, torment
4Proto-Germanicwaiwôwoe, grief, misery; evil, wickedness, malice
5Proto-Indo-Europeanwaioh!; woe!

via Finnish äijä

StepLanguageWordMeaning
1FinnishäijäAn old man; geezer, gaffer; A real man, tough...
2Proto-Finnicäijäold man
3Proto-Finno-Permicäjjä
Every word from Proto-Indo-European waiEvery word from Proto-Germanic waiwôEvery word from Proto-Finnic vaiva
vaivaisäijä — Etymology, Origin & Word History | Etymology Explorer