slightly strange behaviour

I had warmed to her rather endearing dottiness. 我已经开始喜欢上她的古灵精怪了。

He noticed dottiness in people otherwise assumed to be completely normal. 他看到一些人神神叨叨的，但除此之外，他们在别人眼中完全正常。

the fact of being silly or unreasonable

Only British judges, in the majestic dottiness of our law, would think so. 只有我们英国的法官，受本国法律庄严却怪诞的指引，才会这么认为。

Apart from the utter dottiness of believing that the planets' motions dictate our personality, there is an unpleasant moral dimension to astrology, says Dawkins. 道金斯说，除了认为行星的运动决定了我们的性格这个绝对愚蠢的说法之外，占星术还有令人不快的道德问题。

the fact of liking someone or something very much, or of being extremely interested in them

I can't really understand people's utter dottiness about their dogs. 我真的不明白人们为什么对他们的狗如此宠爱。