Okeh

"Look it up in the latest dictionary," suggested the President. And here is part of what was found: O.K.—a humorous or ignorant spelling of what should be "okeh," from the Choctaw language meaning, "It is so" ...

… how deeply the progressive element in the Democratic party throughout the country might misunderstand and even resent his putting his "okeh" on the candidacy of the Illinois leader for the senatorship, …

"Well, since Ron ain't goin, why don't you come on and go along with us two, Susie?" / "Okeh," Susie grinned. "Why not?"

"Once the public knows that all 'good' securities must be 'okehed' by a state official of the state wherein they are offered to the public, and the okeh verified by a local banker, …