the use of the same letter or sound at the beginning of words that are close together, as in sing a song of sixpence 头韵，头韵法（相连单词的开头使用同样的字母或语音） WordfinderTopics Literature and writingc2, Languagec2Word Originearly 17th cent.: from medieval Latin alliteratio(n-), from Latin ad- (expressing addition) + littera ‘letter’.