hammaspulveri (Finnish) comes from Finnish hammas, from Proto-Finnic hambas, from Proto-Balto-Slavic źámbas, from Proto-Indo-European ǵómbʰos, from Proto-Indo-European ǵómbʰ- — to pierce, gnaw through; tooth, horn, peg.
Ancestry of “hammaspulveri”, step by step
hammaspulveri traces back through two separate lines of ancestry.