2. Psycholinguistics: The study of psychological states and mental activity associated with the use of language.
3. Neurolinguistics: The interdisciplinary study of language processing in the brain, with an emphasis on the processing of spoken language when certain areas of the brain are damaged.
Human language or communication (speech, hearing, reading, writing, or nonverbal modalities) related to any aspect of the brain or brain function.
4. Sociolinguistics: It is the study of the relationship