Just learned about Dunstan -- supposedly across all languages, all infants make these sounds to mean these things -- then they start to cry. This is their "pre-cry" language. What a great tool to help us understand what our babies are saying!
This is the 1st word (the video says it is the 1st 3, but it is cut off. I need help finding a link for the other 2!):
Here are the last two words and some examples:
Here is the Oprah piece on Dunstan.