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