Words in a dictionary are arranged in alphabetical order. The group of words given in this question will be found in the S section of the dictionary. In alphabetical and ascending order, the words are arranged to enable users locate the words easily. Letter<em> a</em> comes before <em>e</em>; letter <em>e </em>comes before<em> i</em>; letter <em>i </em>comes before<em> o</em>; letter <em>o </em>comes before <em>u</em>. When the first two letters are the same, the next words after them are checked to be in ascending alphabetical order.