Childie

rare. [f. CHILD sb. + -IE, -Y⁴, dim. suffix.] Little child; dear little child.

1863.  E. B., Drifting Clouds, I. 90. ‘Nonsense, childie,’ said Lilla, laughing.

1881.  Ethel Coxon, Basil Plant, I. 182. ‘You needn’t be so decided, childie,’ said her father.