<unk>  <unk>  is an anxiety disorder in which a person who is otherwise capable of speech becomes unable to speak when exposed to specific situations, specific places, or to specific people, one or multiple of which serving as triggers. This is caused by the freeze response.<unk>  usually co-exists with social anxiety disorder. People with<unk>  stay silent even when the consequences of their silence include shame, social ostracism, or punishment.
Selective mutism
Autism spectrum  disorder  1
Nonverbal autism
Tourettism
Akinetic mutism
Klismaphilia
Taurodontism
Autism spectrum