extry

"Lord," he said, "it being Thanksgiving, I do hereby give Thee a few extry thanks."

1904, Robert W. Chambers, A Young Man in a Hurry

The crackers come extry, Mr. Merrick," said the landlady, "but seein' as milk's cheap I thought you might like 'em."

1912, Edith Van Dyne, Aunt Jane's Nieces on Vacation

'Very thoughtful of 'ee, only 'twas not necessary, for we had just laid in an extry stock of eatables and drinkables in preparation for the coming event.'

1913, Thomas Hardy, A Changed Man