According to the Expanded Rhymes (Guangyun) and Collected Rhymes (Jiyun), pronounced xia. According to the Jade Chapters (Yupian), defined as laughter. The Collected Rhymes states that some versions are written in a variant form.
Also, according to the Collected Rhymes, pronounced xu. It has the same meaning as the character ke. It refers to loud laughter.
Also, according to the Expanded Rhymes, pronounced ya, and according to the Collected Rhymes, pronounced ya, with the same sound as the character xia. The Expanded Rhymes defines this as a scolding or angry rebuke.
Also, according to the Collected Rhymes, pronounced xia, with the same sound as the character xia. It is the same as the character xia. The term han-xia describes the appearance of a wide, empty space within a valley. Some versions are also written as the character ya.