Etimologia e História de itsy-bitsy

"encantadoramente pequeno," 1882, derivado de itty (forma infantil de little) e/ou bitsy. Bitsy-itsy é registrado desde 1875. Itty-bitty desde 1849; tiddy-itty desde 1852.

The fond old captain used to talk of her very much as if she were six months old, and fractions in teething, calling her his Peetums-keetums, his Pitsy-itsy-kitsy and such like, which annoyed the girl, .... ["M.B.," "John's Wife," in "Tales of the Day," 1861]

O velho capitão carinhoso costumava falar dela como se ela tivesse apenas seis meses, e estivesse nos primeiros dentes, chamando-a de Peetums-keetums, Pitsy-itsy-kitsy e coisas assim, o que irritava a menina, .... ["M.B.," "John's Wife," em "Tales of the Day," 1861]