difference between depressed, insane, neurotic, psychotic, disturbed, and unstable

depressed - (сэтгэлээр унасан, уналтанд орсон) 1) feels very sad and anxious over a long period of time and being unable to sleep 2) it only describes people who feel very sad for weeks at a time.
1 very sad and without hope
      ----- She felt very depressed about the future.
2 suffering from the medical condition of depression(гутрал)
insane - (сэтгэл мэдрэлийн өвчтэй)suffering from a serious mental illness and unable to live in normal society
1 seriously mentally ill and unable to live in normal society
      ----- The prisoners were slowly going insane.
2 (informal) having a mind that does not work normally
      ---- If I have to stay any longer, I'll go insane
.
neurotic - (мэдрэлийн гажигтай, мэдрэл нь муудсан)person suffers strong feelings of fear and worry and less seriously mentally ill than psychotic and are still able to distinguish what is real
1 caused by or suffering from neurosis (невроз )
      ---- neurotic obsessions
2 not behaving in a reasonable, calm way, because you are worried about something
      ---- He became neurotic about keeping the house clean.
disturbed - (хэм алдагдсан, сэтгэгц нь цочирдсон)especially because of very unhappy or shocking experiences
1 mentally ill, especially because of very unhappy or shocking experiences
     ---- a special school for emotionally disturbed children
2 unhappy and full of bad or shocking experiences
     ---- The killer had a disturbed family background.
psychotic - (сэтгэгцийн өвчтэй, сэтгэгцийн өвчтэй хүн)suffering from severe(чанд, хатуу) mental illness
a person suffering from severe(чанд, хатуу) mental illness
     ---- a psychotic disorder/illness
     ---- a psychotic patient
unstable - (тогтворгүй, өөрчлөмтгий)  behavior and emotions change often and suddenly because their minds are upset
1 likely to change suddenly
     ---- The political situation remains highly unstable.
2 if people are unstable, their behavior and emotions change often and suddenly because their minds are upset
      ---- 

insane  depressed  neurotic  psychotic  disturbed  unstableThese words all describe someone who is suffering from a mental illness.insane [not usually before noun] (somewhat formal) suffering from a serious mental illness and unable to live in normal society: The question is, was the woman insane when she committed the crime?NOTE In informal English, insane can describe someone who is not suffering from a mental illness but whose mind does not work normally, especially because they are under pressure. This meaning is used especially in the phrases go insane and drive someone insane.depressed (medical) suffering from a medical condition in which a person feels very sad and anxious over a long period of time, and often has physical symptoms such as being unable to sleep: He was diagnosed as clinically depressed.NOTE In informal English, depressed is sometimes used to describe someone who is just feeling very sad, but in correct medical usage it only describes people who feel very sad for weeks at a time.neurotic (medical) suffering from or connected with neurosis (= a mental illness in which a person suffers strong feelings of fear and worry): the treatment of anxiety in neurotic patientsNOTE In informal English neurotic is also used to describe someone who is not suffering from a mental illness, but is not behaving in a calm way because they are worried about something: He became neurotic about keeping the house clean.psychotic (medical) suffering from or connected with psychosis (a serious mental illness in which thought and emotions lose connection with external reality). NOTE In informal English,psychotic is sometimes used to describe anyone suffering from a mental illness, but in correct medical usage it only describes people who have difficulty relating to external reality. It contrasts with neurotic which describes people who are less seriously mentally ill and are still able to distinguish what is real from what is not.disturbed mentally ill, especially because of very unhappy or shocking experiences: He works with emotionally disturbed children.unstable having emotions and behavior that are likely to change suddenly and unexpectedlyPATTERNSneurotic/psychotic/disturbed/unstable behaviorneurotic/psychotic illnesses/disorders/symptoms/patientsseriously mentally ill/depressed/neurotic/psychotic/disturbedemotionally/mentally disturbed/unstable