babyish (comparative more babyish, superlative most babyish)
- Like a baby; childish; puerile; simple.
- 1953, C. S. Lewis, The Silver Chair, Collins, 1998, Chapter 9,
- 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.
- For a young man, he has the most babyish voice I've heard.