In lyric poetry , the same rhyme is used throughout the poem at the end of each couplet , but except in the opening couplet , the two halves of each couplet do not rhyme ; .
The scheme is aa .
In lyric poetry , the same rhyme is used throughout the poem at the end of each couplet , but except in the opening couplet , the two halves of each couplet do not rhyme ; hence the scheme is aa .