D#/E♭ 9th suspended 4th chords Author: Juan Martinez Categories: Eb Chords Tags: 9sus4 chords D#9sus4 chord on a piano Formula: 1-4-5-♭7-9 Notes: D#-G#-A#-C#-E# chord suffix: D#9sus4 Use these charts to create your own D#9sus4 chord or play a D#9sus4 melody D#9sus4 chord on a pianoD# 9th suspended 4th chord on a guitar