6b68bb56__Church_Music__Songs_and_Hymns___Praise___Worship___CCM__Music
[Hymnody] Words (hymn) and music (hymn tune) are interchangeable, yet the music submits to the words.
No such flexibility, as the words are subsumed into the music.
The Center For Church Music, Songs and Hymns
'Praise & Worship' (CCM) Music