baby talk

US /ˈbeɪ.bi ˌtɔːk/
UK /ˈbeɪ.bi ˌtɔːk/
"baby talk" picture
1.

детский лепет, детская речь

a simplified type of speech used by adults when talking to young children, or by young children learning to speak

:
She used baby talk when speaking to her newborn niece.
Она использовала детский лепет, разговаривая со своей новорожденной племянницей.
The toddler's baby talk was adorable.
Детский лепет малыша был очарователен.