kääntöportti (Finnish) comes from Finnish portti, from Swedish port, from Old Norse port, from Latin porta, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.
kääntöportti (Finnish): turnstile
Definitions
turnstile
Ancestry of “kääntöportti”, step by step
kääntöportti traces back through two separate lines of ancestry.