scattiest

1.〈习语〉疯疯癫癫的

2.〈俚〉低能的;意志薄弱的

3.轻率的,浮躁的,粗心的

1.lacking in serious or organized thought, forgetful, and often eccentric in behaviour

2.extremely muddled, irritated, or angry

3.someone who is scatty is silly and does not think in an organized way, so that they often forget or lose things