Answer: DELUSIONS.
Explanation: Delusions is a mental disorder known as psychosis and can be defined as a state of being led in a false direction. Delusions are often caused by mental disorders. It is characterized by a deranged personality and a distorted view of reality. Typically they believe things that are impossible to be true. For example, someone believing that a blender is controlling their thoughts.
Some examples of delusional disorders are; grandiose; jealous; erotomanic; somatic; persecutory ; etc.