How do you play the G sus4(b5)/Db chord?

To play the G sus4(b5)/Db chord on piano, play the G sus4(b5) chord (G, C and Db) with Db as the lowest bass note. Place the Db note below the other chord tones. Slash chords specify a particular bass note different from the chord root.

What is a slash chord?

A slash chord (or compound chord) is written as Chord/Bass and specifies both a chord and a bass note. The note to the right of the slash is played as the lowest note. The G sus4(b5)/Db chord means a G sus4(b5) chord with Db in the bass.

G sus4(b5)/Db

Q: What notes are in the G sus4(b5)/Db chord?

The G sus4(b5)/Db chord uses the 3 notes of the G sus4(b5) chord — G (Perfect unison), C (Perfect fourth) and Db (Diminished fifth) — with Db played as the bass note in the lowest register.

The G sus4(b5) chord consists of the G (Perfect unison), C (Perfect fourth) and Db (Diminished fifth) notes, with Db as the bass note.

Piano keyboard showing the notes for a G sus4(b5)/Db chord

How to play the G sus4(b5)/Db chord

Play Db as the lowest bass note in the left hand
Find G (Root) on the piano keyboard
Add C (Perfect fourth) — 5 semitones above G
Add Db (Diminished fifth) — 6 semitones above G
Press all 4 notes simultaneously to sound the G sus4(b5)/Db chord

Inversions with same root

C# maj7(b5)(sus)

Related chords with different root

G sus4(b5)

Related slash chords

C 5/Db