Probably not, unless there are other factors involved, such as language development, physical problems, or home influences such as how parents communicate or enunciate words.
But it was one thing to enunciate such magnificent theories in a lecture, and quite another to apply them in the market-place.
Khalil ibn Ahmad (718-791), an Arab from Oman, of the school of Basra, was the first to enunciate the laws of Arabic metre and the first to write a dictionary.
The rest either enunciate the religion as explained above, or describe the means adopted by the king for propagating it, or acting in accordance with it.
Such was the Buddha's gospel, as his most ancient scriptures enunciate it.
His first subject was Aaron Baumann, a co-religionist, whom he taught to enunciate the letters of the alphabet, and to articulate certain ordinary phrases.