a figure of speech in which the same sound appears at the beginning of two or more words. Alliterative words are consecutive or close to each other in the text.
Example From Text
Charles was a middleaged, lightish colored man, with weak and watery eyes and a mustache that twisted fiercely and vigorously up, giving the lie to the limply drooping lip it concealed.
The author repeats the "W" sound when he writes "with weak and watery eyes" to emphasize the description of Charles's eyes.