她因为一点小噪音就发脾气，这种易怒的性格让人难以相处。

Her ___peevishness at the slightest noise makes her hard to get along with.

他对餐厅服务员的小小失误表现出的不耐烦让整个晚餐变得不愉快。

His ___peevishness over the waiter's minor mistake made the whole dinner unpleasant.