language disorder - persistent difficulties in the acquisition and use of language across modalities due to deficits in comprehension or production.
speech sound disorder - persistent difficulty with speech SOUND PRODUCTION that interferes with speech intelligibility or prevents verbal communication of messages.
social (pragmatic) communication disorder - deficits in using communication for social purposes, such as greeting and sharing information, IN A MANNER THAT IS APPROPRIATE FOR THE SOCIAL CONTEXT
childhood-onset fluency disorder (stuttering) - disturbances in the normal fluency and time patterning of speech that are inappropriate for the individual's age and language skills, and persists over time