Where does “briefcase” come from?

briefcase (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.

briefcase (English): A case used for carrying documents, especially...

Definitions

  1. A case used for carrying documents, especially...

Ancestry of “briefcase”, step by step

briefcase 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 brief

StepLanguageWordMeaning
1EnglishbriefOf short duration; happening quickly; Concise;...
2Middle Englishbrefconcise; brief; diminutive, little
3Old Frenchbriefbrief, short in length; letter or statement
4Latinbrevisshort, small, little, narrow; brief, short;...
5Proto-Italic*breɣʷis—
6Proto-Indo-Europeanmréǵʰusshort; brief
7Proto-Indo-Europeanmreǵʰ-short

Words derived from “briefcase”

Every word from Proto-Indo-European kwat- →Every word from Latin cāseus →Every word from Proto-Germanic kāsijaz →