To start learning Adiemus, Karl Jenkins, Jody K. Jenkins, London Philharmonic Orchestra, Mary Carewe - Adiemus chords, build your understanding on these basic chords - Dm, Bb, Am, Bm, C, G, C, G, Em, Am, D and Am in sequence. To build a solid grasp, start slowly at 75 BPM and then match the original tempo of 151 BPM. With G Major as the song's key, tweak the capo to cater to your vocal pitch and chord likes.