Where does “Bäckerdutzend” come from?

Bäckerdutzend (German) comes from German Dutzend, from Middle High German tozen, from Old French dozaine, from Old French doze, from Vulgar Latin dodeci, from Latin duodecim, from Latin decem, from Latin -nus — Creates verbal adjectives from roots.

Bäckerdutzend (German): baker's dozen

Definitions

  1. baker's dozen

Ancestry of “Bäckerdutzend”, step by step

Bäckerdutzend traces back through two separate lines of ancestry.

via German Dutzend

StepLanguageWordMeaning
1GermanDutzenddozen
2Middle High Germantozen
3Old Frenchdozainea group of twelve
4Old Frenchdozetwelve
5Vulgar Latindodeci
6Latinduodecimtwelve; 12; dozen
7Latindecemten; 10
8Latin-nus-an
9Proto-Italic-nosCreates verbal adjectives from verb stems
10Proto-Indo-European-nósCreates verbal adjectives from roots

via German Bäcker

StepLanguageWordMeaning
1GermanBäckerbaker; agent noun of backen
2Middle High Germanbecker
3Old High Germanbeckeri
4Proto-GermanicbakārijazOne who creates baked goods; baker
5Proto-Germanic-ārijaz-er
6Latin-āriuser
7Proto-Italic*-āziosForms relational adjectives to nouns (and rarely numerals)
Every word from Proto-Indo-European -nósEvery word from Latin -nusEvery word from Latin decem