- 
developmental process
- Crying (expression of discomfort)
- cooing (expression of pleasure, one syllable)
 - pointing at
 
 - lover’s whispers
 - one-word sentence
 - two-word sentence
 
 - Crying (expression of discomfort)
 - 
one-word sentence
- as it is
 - echoing
 
 - 
two-word sentence
- Give me some candy.
 
 
The developmental process of speech production is also rate-limited by the development of speech-producing devices.
This page is auto-translated from /nishio/喃語 using DeepL. If you looks something interesting but the auto-translated English is not good enough to understand it, feel free to let me know at @nishio_en. I’m very happy to spread my thought to non-Japanese readers.