kuusinkertainen (Finnish) comes from Finnish kertainen, from Finnish kerta, from Proto-Finnic kerta, from Proto-Indo-European kert-, from Proto-Turkic *keŕ- — to travel, tour.
kuusinkertainen (Finnish): sextuple, sixfold
Definitions
sextuple, sixfold
Ancestry of “kuusinkertainen”, step by step
kuusinkertainen traces back through two separate lines of ancestry.