rumpupiirturi (Finnish) comes from Finnish piirturi, from Finnish piirtää, from Finnish piiri, from Proto-Finnic piiri, from Proto-Uralic pire — circle.
rumpupiirturi (Finnish): drum plotter
Definitions
drum plotter
Ancestry of “rumpupiirturi”, step by step
rumpupiirturi traces back through two separate lines of ancestry.