🎵 A rich, suspended sound that adds the color of the 9th to a 7sus4 chord. Creates a sophisticated, unresolved feeling that feels open, spacious, and expectant. Use it in jazz and contemporary music when you want the tension of the suspension combined with the lushness of the 9th.
Also abbreviated as: 9sus49sus
With all 5 notes and C as bass, it is also: A#6/9/CBb6/9/CC11
Contains intervals: 1P4P5P7m9M
Popular songs which use this chord type: Riders on the Storm (The Doors), So What (Miles Davis - technically an Emin9sus4 over D bass)