精神病 (jīng shén bìng): Mental illness / Psychosis (Noun) — Meaning & Stroke Order

He developed a severe mental illness due to long-term stress.

The law clearly stipulates that individuals with mental illness are not criminally responsible under certain circumstances.

The doctor diagnosed him with a mental illness and said he needs treatment.

He does not have a mental illness; he is just emotionally unstable for the time being.