本文以音樂與歌詞的關係來探討《花間集》詞的語言格律現象。《花間集》諸詞的平仄、押韻與字句數等格律問題，與音樂關係密切。因為樂曲歌唱的差異，造成所配歌詞平仄、韻腳與字句數的不同；這在歌詞可歌唱時是普遍現象，並非如後世「不可更易」之論。

　　　　　This paper aims to explore the phenomena of rhyming and rhythm in the Hua Jian Ji lyric collection in terms of its relations between verse and the musical composition. The characteristics of rhythm, rhyming, and versification observed in the Hua Jian Ji lyrics are closely related to its musical composition. Nevertheless, the difference in the ways of singing and composing the lyrics has resulted in the complexities of rhythm and rhyming, as will as in the subtleties of its melodic variation. This was in fact a common feature at the time when lyrics could still be sung, whereas nowadays it is said that the versification of the lyrics should strictly match with its musical composition.