sähkötyyny (Finnish) comes from Finnish sähkö, from Finnish sähähtää, from Finnish ahtaa, from Proto-Finnic aktadak, from Proto-Uralic ëkta- — to hang up.
sähkötyyny (Finnish): electric cushion, electrically heated cushion
Definitions
electric cushion, electrically heated cushion
Ancestry of “sähkötyyny”, step by step
sähkötyyny traces back through two separate lines of ancestry.