Where does “Portugalujo” come from?

Portugalujo (Esperanto) comes from Esperanto portugalo, from Portuguese português, from Old Portuguese portugaes, from Late Latin portucalensis, from Latin Portucale, from Latin Portus Cale, from Latin Portus, from Proto-Italic portus — passed , crossed.

Ancestry of “Portugalujo”, step by step

StepLanguageWordMeaning
1Esperantoportugaloa Portuguese person
2PortugueseportuguêsPortuguese; Portuguese person; Portuguese...
3Old PortugueseportugaesPortuguese; a Portuguese person
4Late Latinportucalensis
5LatinPortucalePortugal
6LatinPortus CaleOporto
7LatinPortus” or, later, “Portus Rōmae”}} Portus large artificial harbour of Ancient Rome
8Proto-Italicportusharbour
9Proto-Indo-Europeanpértuscrossing
10Proto-Indo-Europeanper-before, in front; first; to go through
11Proto-Indo-Europeanpr̥tóspassed , crossed
Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European pértus
Portugalujo — Etymology, Origin & Word History | Etymology Explorer