Where does “boreslam” come from?

boreslam (Norwegian Nynorsk) comes from Norwegian Nynorsk bore, from Norwegian Nynorsk bera, from Old Norse bera, from Proto-Germanic beraną, from Proto-Indo-European bʰéreti, from Proto-Indo-European bʰēr- — shiny, light brown.

boreslam (Norwegian Nynorsk): drilling fluid

Definitions

  1. drilling fluid

Ancestry of “boreslam”, step by step

boreslam traces back through two separate lines of ancestry.

via Norwegian Nynorsk bore

StepLanguageWordMeaning
1Norwegian Nynorskborepast participle of bera
2Norwegian Nynorskberato carry, bear; definite singular of bere
3Old Norseberato carry, to bear; to make bare; female bear
4Proto-Germanicberanąto carry, to bear
5Proto-Indo-Europeanbʰéretito be carrying
6Proto-Indo-Europeanbʰēr-shiny, light brown

via Norwegian Nynorsk slam

StepLanguageWordMeaning
1Norwegian Nynorskslammud, ooze, slime, sludge, slurry
2GermanSchlammmud; sludge, ooze
Every word from Proto-Indo-European bʰēr-Every word from Proto-Indo-European bʰéretiEvery word from Proto-Germanic beraną