List of language disorders

The following is a list of language disorders. A language disorder is a condition defined as a condition that limits or altogether stops natural speech. A language disorder may be neurological, physical, or psychological in origin.

List of language disorders

Feature of speech	Absence of feature	Difficulty[clarification needed]	Problem[clarification needed]
Phonation	Anarthria	Dysarthria, dysglossia
Comprehension	Agnosia, asemia, asymbolia
Speech	Aphasia, aphrasia	Dysphasia, schizophasia, logorrhea	Paraphasia
Intonation	Aprosodia	Dysprosody
Poverty of speech	Alogia
Reading (process)	Alexia	Dyslexia	Paralexia
Written language	Agraphia	Dysgraphia, graphorrhea	Paragraphia
Spoken language	Alalia	Dyslalia, coprolalia, echolalia, glossolalia	Palilalia
Recalling names	Anomia	Dysnomia
Motor disorder	Apraxia	Dyspraxia
Orthophony		Dysphemia
Orthography		Dysorthography
Syntax	Agrammatism		Paragrammatism
Voice	Aphonia	Dysphonia

Bibliography

• Lahey, Margaret; Bloom, Lois (1988). Language Disorders and Language Development. New York: Macmillan. ISBN 978-0-02-367130-2.