[f. BABY sb. + -ISM.]
1. Babyish condition, babyhood.
1836. J. Downes, Mt. Decam., II. 232. Alas for the babyism of man, this thing of yesterday.
2. Babyishness; babyish phrase or action.
1837. Blackw. Mag., XLI. 280. The solemn littlenesses of Lord John Russell and the babyisms of Lord Morpeth.
1864. Tennyson, Aylmers F., 539. Babyisms and dear diminutives.