foolishness

nonsense, ridiculous idea

a foolish behaviour; a foolish act, idea or word

shenanigans

a serious mental illness causing great excitement, violence

fixation, madness

a mental illness marked by fixed delusions, e.g. of persecution

emotional disorder

a severe mental disorder in which a person loses contact with reality

mental illness; foolishness

a kind of mental illness producing a loss of sense of what is true or real, and emotional difficulties, antisocial behaviour etc

emotional disorder