joustolanka (Finnish) comes from Finnish jousto, from Finnish joustaa, from Finnish taa, from Finnish taka, from Proto-Finnic taka, from Proto-Uralic taka — a place behind.
joustolanka (Finnish): elastic yarn, stretch yarn
Definitions
elastic yarn, stretch yarn
Ancestry of “joustolanka”, step by step
joustolanka traces back through two separate lines of ancestry.