How do you play the Ab 11(sus4)/Cb chord?

To play the Ab 11(sus4)/Cb chord on piano, play the Ab 11(sus4) chord (Ab, Db and Gb) with Cb as the lowest bass note. Place the Cb 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 Ab 11(sus4)/Cb chord means a Ab 11(sus4) chord with Cb in the bass.

Ab 11(sus4)/Cb

Q: What notes are in the Ab 11(sus4)/Cb chord?

The Ab 11(sus4)/Cb chord uses the 3 notes of the Ab 11(sus4) chord — Ab (Perfect unison), Db (Perfect fourth) and Gb (Minor seventh) — with Cb played as the bass note in the lowest register.

The Ab 11(sus4) chord consists of the Ab (Perfect unison), Db (Perfect fourth) and Gb (Minor seventh) notes, with Cb as the bass note.

Piano keyboard showing the notes for a Ab 11(sus4)/Cb chord

How to play the Ab 11(sus4)/Cb chord

Play Cb as the lowest bass note in the left hand
Find Ab (Root) on the piano keyboard
Add Db (Perfect fourth) — 5 semitones above Ab
Add Gb (Minor seventh) — 10 semitones above Ab
Press all 4 notes simultaneously to sound the Ab 11(sus4)/Cb chord

Related chords with different root

C# 7(sus4)
F# sus2(add4)
G# m7(add4)(no5)
G# m7(add11)(no5)

Related slash chords

Db sus4/Cb
Gb sus2/Cb
Gb 5(add9)/Cb