Where does “brannmur” come from?

brannmur (Norwegian Nynorsk) comes from Norwegian Nynorsk brann, from Old Norse brandr, from Proto-Germanic brandaz, from Proto-Germanic brinnaną, from Proto-Indo-European bʰrewh₁-, from Proto-Indo-European bʰer- — to bear, carry.

brannmur (Norwegian Nynorsk): a firewall

Definitions

  1. a firewall

Ancestry of “brannmur”, step by step

brannmur traces back through two separate lines of ancestry.

via Norwegian Nynorsk brann

StepLanguageWordMeaning
1Norwegian Nynorskbrannfire; inflammation, burning pain, fever
2Old Norsebrandrbrand, firebrand; fire; sword
3Proto-Germanicbrandazfire; flash; flame; burning; flaming; firebrand;...
4Proto-Germanicbrinnanąto burn, to be on fire
5Proto-Indo-Europeanbʰrewh₁-to boil; to brew
6Proto-Indo-Europeanbʰer-to bear, carry

via Norwegian Nynorsk mur

StepLanguageWordMeaning
1Norwegian Nynorskmura wall
2Old Norsemúrr
3Latinmūruswall, city wall(s), (usually of a city, as opposed to pariēs)
4Old Latinmoerus
5Proto-Indo-Europeanmēy-soft, tender, dear
Every word from Proto-Indo-European bʰer-Every word from Proto-Indo-European bʰrewh₁-Every word from Proto-Germanic brinnaną