The Children with fluency speech disorder may substitute one sound for another or omit final consonants and their words come out like baby talk. The speech sound error that is the substitute type means -one sound is replicated for another sound.
The causes is not known of this type of speech disperses but child can risk for speech sound disorder includes such as hearing loss, developmental disorders like autism, nervous stem, illnesses, etc.
Stuttering which is also is fluency disorder that involves frequent and significant problems with normal fluency. It has troubling in speaking in fluid or flowing way. This is known as stuttering .
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