And the winner is Mary from St. Isidore School in Quakertown, Pennsylvania for qualm, a noun that's an uneasy feeling of doubt, worry or fear, especially about one's own conduct.

获胜者是来自宾夕法尼亚州 Quakertown 镇 St. Isidore 学校的 Mary，这个词是qualm，一个名词，指的是一种不安的怀疑感，担心或害怕，尤指担心自己的行为。