Where does “البرطقيز” come from?

البرطقيز (Moroccan Arabic) comes from Old Portuguese portugaes, from Late Latin portucalensis, from Latin Portucale, from Latin Portus Cale, from Latin Portus, from Proto-Italic portus, from Proto-Indo-European pértus, from Proto-Indo-European per- — passed , crossed.

Ancestry of “البرطقيز”, step by step

StepLanguageWordMeaning
1Old PortugueseportugaesPortuguese; a Portuguese person
2Late Latinportucalensis—
3LatinPortucalePortugal
4LatinPortus CaleOporto
5LatinPortus” or, later, “Portus Rōmae”}} Portus large artificial harbour of Ancient Rome
6Proto-Italicportusharbour
7Proto-Indo-Europeanpértuscrossing
8Proto-Indo-Europeanper-before, in front; first; to go through
9Proto-Indo-Europeanpr̥tóspassed , crossed
Every word from Proto-Indo-European pr̥tós →Every word from Proto-Indo-European per- →Every word from Proto-Indo-European pértus →