Where does “Sumida” come from?

Sumida (English) comes from Chavacano sumi, from Spanish sumir, from Old Portuguese somir, from Latin sumō, from Latin sub-, from Proto-Indo-European upó, from Proto-Indo-European h₃ewp-.

Sumida (English): that is surrounded by (clockwise from north) Adachi, Katsushika, Edogawa, Kōtō, Chūō, Taitō, and Arakawa special wards

Definitions

  1. that is surrounded by (clockwise from north) Adachi, Katsushika, Edogawa, Kōtō, Chūō, Taitō, and Arakawa special wards

Ancestry of “Sumida”, step by step

Sumida traces back through 3 separate lines of ancestry.

via Chavacano sumi

StepLanguageWordMeaning
1Chavacanosumito sink
2Spanishsumirto submerge
3Old Portuguesesomir
4Latinsumōto take, take up, catch, assume, seize, claim, arrogate
5Latinsub-under, sub
6Proto-Indo-Europeanupóunder, below
7Proto-Indo-Europeanh₃ewp-

via Japanese 墨田

StepLanguageWordMeaning
1Japanese墨田

via Chavacano da

StepLanguageWordMeaning
1Chavacanoda
Every word from Proto-Indo-European h₃ewp-