Where does “kääntötappi” come from?

kääntötappi (Finnish) comes from Finnish tappi, from Swedish tapp, from Swedish täppa, from Old Norse tapa, from Proto-Germanic tappōną — to tap.

kääntötappi (Finnish): pivot pin, trunnion, swivel pin

Definitions

  1. pivot pin, trunnion, swivel pin

Ancestry of “kääntötappi”, step by step

kääntötappi traces back through two separate lines of ancestry.

via Finnish tappi

StepLanguageWordMeaning
1Finnishtappipeg; tap, spigot; plug
2Swedishtappcone cell
3Swedishtäppato block or obstruct a passage, "e.g." a leak
4Old Norsetapato lose
5Proto-Germanictappōnąto tap

via Finnish kääntö

StepLanguageWordMeaning
1Finnishkääntöturn; yaw
2Finnishkääntääto turn; "~ ympäri": to tip, turn over, upend; to...
3Proto-Finnickantadakto carry
4Proto-Uralickanta-to carry, to transport
5Proto-Uralic-ta-Forms verbs from nouns; Forms causative verbs...
Every word from Proto-Germanic tappōnąEvery word from Old Norse tapaEvery word from Swedish täppa
kääntötappi — Etymology, Origin & Word History | Etymology Explorer