Where does “Zamboanga del Sur” come from?

Zamboanga del Sur (Spanish) comes from Spanish sur, from French sud, from Middle French sud, from Old French sud, from Old English sūþ, from Proto-Germanic sunþrą, from Proto-Indo-European sóh₂wl̥ — sun.

Ancestry of “Zamboanga del Sur”, step by step

Zamboanga del Sur traces back through 3 separate lines of ancestry.

via Spanish sur

StepLanguageWordMeaning
1Spanishsursouth
2Frenchsudsouth
3Middle Frenchsudsouth
4Old Frenchsudsouth
5Old Englishsūþsouth
6Proto-Germanicsunþrąsouth; south, southward
7Proto-Indo-Europeansóh₂wl̥sun

via English Zamboanga

StepLanguageWordMeaning
1EnglishZamboangaThe Republic of Zamboanga, a short-lived revolutionary republic, founded after the collapse of Spanish colonial rule in the Philippines, existing between May and November 1899

via Spanish dél

StepLanguageWordMeaning
1Spanishdélof him, from him
Every word from Proto-Indo-European sóh₂wl̥ →Every word from Proto-Germanic sunþrą →Every word from Old English sūþ →