Where does “pumissi” come from?

pumissi (Finnish) comes from English pumice, from Old French pomis, from Latin pumex, from Proto-Indo-European (s)poH(y)-, from Proto-Indo-European speh₁- — to succeed, to prosper.

pumissi (Finnish): wild buckwheat genus

Definitions

  1. wild buckwheat genus

Ancestry of “pumissi”, step by step

StepLanguageWordMeaning
1EnglishpumiceA light, porous type of pyroclastic igneous rock,...
2Old Frenchpomispumice
3Latinpumexa pumice stone; pumice; any porous rock
4Proto-Indo-European(s)poH(y)-foam
5Proto-Indo-Europeanspeh₁-to succeed, to prosper
Every word from Proto-Indo-European speh₁-Every word from Proto-Indo-European (s)poH(y)-Every word from Latin pumex