Articulation disorder

Autistic Spectrum Disorder
Social Language Impairments
(Pragmatic Language Impairment – PLI)
Learning Difficulty/Disability (LD)
Hearing Impairment
Auditory Processing Disorder (APD)
Phonological disorders
Articulation disorder

Difficulty with forming speech sounds characterised by either omitting, distorting, substituting or adding sounds.  Articulation errors may be developmental, it becomes a disorder when the errors continue after a certain developmental age of speech sound acquisition.