G sus4(b5)/G#

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

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

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

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

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