Where does “Ai-ô-oa” come from?

Ai-ô-oa (Vietnamese) comes from English Iowa, from French Aiouez, from Dakota ayúxba — sleepy ones.

Ancestry of “Ai-ô-oa”, step by step

StepLanguageWordMeaning
1EnglishIowaOne of the Native Americans formerly occupying...
2FrenchAiouez—
3Dakotaayúxbasleepy ones
Every word from Dakota ayúxba →Every word from French Aiouez →Every word from English Iowa →