Where does “braincase” come from?

braincase (English) comes from English Case, from German Käse, from Middle High German kæse, from Old High German kāsi, from Proto-West Germanic kāsī, from Proto-Germanic kāsijaz, from Latin cāseus, from Proto-Indo-European kwat- — to ferment, become sour; to boil.

braincase (English): The part of the skull that contains the brain;...

Definitions

  1. The part of the skull that contains the brain;...

Ancestry of “braincase”, step by step

braincase traces back through two separate lines of ancestry.

via English Case

StepLanguageWordMeaning
1EnglishCaseabstract feature of a noun phrase that determines...
2GermanKäsecheese; nonsense
3Middle High Germankæsecheese
4Old High Germankāsicheese
5Proto-West Germanickāsīcheese
6Proto-Germanickāsijazcheese
7Latincāseuscheese
8Proto-Indo-Europeankwat-to ferment, become sour; to boil

via English brain

StepLanguageWordMeaning
1EnglishbrainThe control center of the central nervous system...
2Middle EnglishbraynThe brain or cerebrum; the organ of thought;...
3Old Englishbræġnbrain
4Proto-West Germanic*bragnbrain
5Proto-Germanicbragnąbrain
6Proto-Indo-Europeanmregʰnomskull, brain
7Proto-Indo-Europeanmen-to think, mind; spiritual activity; to stay,...
Every word from Proto-Indo-European kwat-