Uncle Henry liked Scarlett immediately because, he said, he could see that for all her silly affectations she had a few grains of sense.
When an hour had passed she heard scuffing negro feet coming down the street, and looking out of the window, saw Prissy returning slowly, switching herself as before and tossing her head with as many airy affectations as if she had a large and interested audience.
There are no more uses of "affectation" in the book.
Show samples from other sources
Her apparent wealth was proven to be an affectation.
He’s a good actor. He can change affectations and mannerisms like most people change clothes.