Where does “kokopuomi” come from?

kokopuomi (Finnish) comes from Finnish puomi, from Swedish bom, from Middle Low German bôm, from Old Saxon bōm, from Proto-West Germanic baum, from Proto-Germanic baumaz, from Proto-Indo-European bʰew- — to grow, swell; to swell, wax, grow; to blow; to...

kokopuomi (Finnish): full-length boom barrier, full-length bar gate a boom barrier or bar gate that extends all the way across the road

Definitions

  1. full-length boom barrier, full-length bar gate a boom barrier or bar gate that extends all the way across the road

Ancestry of “kokopuomi”, step by step

kokopuomi traces back through two separate lines of ancestry.

via Finnish puomi

StepLanguageWordMeaning
1Finnishpuomibarrier; boom; balance beam
2Swedishbombarrier; miss, failure to hit; boom
3Middle Low Germanbôm
4Old Saxonbōmtree
5Proto-West Germanicbaumtree; beam
6Proto-GermanicbaumazAlternative form of *bagmaz; tree, beam, balk;...
7Proto-Indo-Europeanbʰew-to grow, swell; to swell, wax, grow; to blow; to...

via Finnish koko

StepLanguageWordMeaning
1Finnishkokowhole, entire; all; see all day, all night; heap
2Proto-Finnickokowhole, entire, all
Every word from Proto-Indo-European bʰew-Every word from Proto-Germanic baumazEvery word from Proto-West Germanic baum