Ab sus(#4)
The Ab sus(#4) chord consists of the Ab (Perfect unison), D (Diminished fifth) and Eb (Perfect fifth) notes.
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How to play the Ab sus(#4) chord
- Find Ab (Root) on the piano keyboard
- Add D (Diminished fifth) — 6 semitones above Ab
- Add Eb (Perfect fifth) — 7 semitones above Ab
- Press all 3 notes simultaneously to sound the Ab sus(#4) chord