Where does “โอไฮโอ” come from?

โอไฮโอ (Thai) comes from English Ohio, from Seneca ohiːyoʼ, from Seneca ohiːyoːh — good river.

Ancestry of “โอไฮโอ”, step by step

StepLanguageWordMeaning
1EnglishOhio
2Senecaohiːyoʼ
3Senecaohiːyoːhgood river
Every word from Seneca ohiːyoːhEvery word from Seneca ohiːyoʼEvery word from English Ohio