Sentence:  Mercer 's Whiteman association brought him into contact with Hoagy Carmichael , whose `` Snowball '' Mercer <WSD>relyriced</WSD> as `` Lazybones '' , in which form it became a hit and marked the real beginning of Mercer 's song writing career . 
Meaning of the word marked with <WSD> tags:  write new lyrics for (a song)