lallation
nounUK /læˈleɪʃən/
US /læˈleɪʃən/
Baby talk where a baby says sounds like 'la la la'.
The baby's happy lallation filled the room as she played with her toys.
OTHER MEANINGS
2. A speech disorder in which the sound 'l' is pronounced incorrectly or replaced by another sound.
The speech therapist worked with the child to correct her lallation.
3. The repeated utterance of the sound 'l' or syllables containing it.
His nervous lallation of 'la-la-la' betrayed how anxious he felt.
4. The imperfect pronunciation of the letter 'r' as 'l', common in young children.
The teacher noted the boy's lallation, saying 'wabbit' for 'rabbit' and 'lolly' for 'rorry'.