Where does “vappuviuhka” come from?

vappuviuhka (Finnish) comes from Finnish Vappu, from Finnish Valpuri, from German Walpurga, from Old High German Waltburg, from Old High German burg, from Proto-West Germanic burg, from Proto-Germanic burgz, from Proto-Indo-European bʰr̥ǵʰ-.

Ancestry of “vappuviuhka”, step by step

vappuviuhka traces back through two separate lines of ancestry.

via Finnish Vappu

StepLanguageWordMeaning
1FinnishVappuMay Day, Labor Day, Walpurgis night 1st of May; in Finland, a highly joyous, festive occasion, especially among the working class and students
2FinnishValpuri
3GermanWalpurgaan eighth century saint whose feast day on May 1st coincided with a pagan feast associated in folklore with witchcraft
4Old High GermanWaltburg
5Old High Germanburga castle; a city
6Proto-West Germanicburgfortification; city
7Proto-Germanicburgzfortification, stronghold; city
8Proto-Indo-Europeanbʰr̥ǵʰ-

via Finnish viuhka

StepLanguageWordMeaning
1Finnishviuhkahand fan, fan; fan; luck
2Finnish-kkäFront vowel variant of -kka
3Finnish-inen-like, -ous, -y; -en; Creates adjectives from...
4Finnish-uusForms nouns from adjectives, expressing a quality
5Proto-Finnic-uc-ness, -hood
Every word from Proto-Indo-European bʰr̥ǵʰ-Every word from Proto-Germanic burgzEvery word from Proto-West Germanic burg