Where does “Kühlbox” come from?

Kühlbox (German) comes from German box, from English box, from French boxer, from French -er, from English -er, from Middle English -er, from Old French -er, from Latin -āre — he, she.

Kühlbox (German): coolbox; cooler insulated bin or box to keep food cold while picnicking or camping

Definitions

  1. coolbox; cooler insulated bin or box to keep food cold while picnicking or camping

Ancestry of “Kühlbox”, step by step

Kühlbox traces back through two separate lines of ancestry.

via German box

StepLanguageWordMeaning
1Germanboxbox cuboid container; but not as widely used as in English in formal language, perhaps most common for plastic boxes
2EnglishboxSenses relating to a three-dimensional object or...
3Frenchboxerboxer; boxer shorts, boxers; to box
4French-erForms infinitives of first-conjugation verbs
5English-erA person or thing that does an action indicated...
6Middle English-eragentive suffix; agent noun suffix
7Old French-erAlternative form of -ier, verbal suffix;...
8Latin-ārefirst conjugation
9Proto-Italic-āōForms primarily denominative verbs
10Proto-Indo-European-eh₂yétiCreates iterative/ frequentative/ intensive...
11Proto-Indo-European-yétiCreates intransitive, often deponent,...
12Proto-Indo-Europeanyé-
13Chichewaiyehe, she

via German Kühlen

StepLanguageWordMeaning
1GermanKühlencooling
2Middle High Germanküelen
3Old High Germankuolōn
4Proto-Germanickōlōną
Every word from Chichewa iyeEvery word from English -erEvery word from French -er