A poem set to music is called a "song." The combination of words and music creates a cohesive piece that is meant to be performed vocally or instrumentally.
A song.
The poem set to music is called oratorio. A story set to music is called cantata.
ballad?:)
A sonnet.
A 'lyric' is a kind of poetry that has a perfect rhyming scheme and it used to be originally written for the purpose of being sung in the accompaniment of a 'lyre'.
oratorio
a set of lyrics like a poem that is put to music
absolute
A musical setting of a poem for solo voice and piano is called a lied. Lieder (plural of lied) are a popular form of composition in which a poem is set to music for a singer and a pianist to perform together. This genre is commonly found in classical music, particularly in the Romantic era.
aubade
program music.
*Figure of speech of the echoing green poem *First stanza of the poem is set in 'personification'Second stanza of the poem is set in 'antitesis'Last stanza of the poem is set in'simile'
He didn't, he wrote the music that Francis Scott Keys poem was set to.