babyish

comparative more babyish · superlative most babyish

1. Like or suitable for a baby or a young child; childish

   Clothes like these are too babyish for a child his age.

   2 more examples

   For a young man, he has the most babyish voice I've heard.

   As soon as the King and the rest of the hunting party had set off, she began making a tour of the whole castle and asking questions, but all in such an innocent, babyish way that no one could suspect her of any secret design.

   1953, C. S. Lewis, chapter 9, in The Silver Chair, Collins, published 1998

   Synonyms: puerile, simple, babish, bairnish, childish, dootsie, hissy, lactifluous