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Augmented chords on guitar

Augmented chords in all 12 keys.

Augmented formula compared with nearby chord types

These A-rooted chords share their listed notes; each button plays the two chords in order.

Aaug and A

Aaug: A · C# · E# · formula 1 · 3 · #5

A: A · C# · E · formula 1 · 3 · 5

Shared notes: A, C#; E# changes to E.

Aaug and Asus4

Aaug: A · C# · E# · formula 1 · 3 · #5

Asus4: A · D · E · formula 1 · 4 · 5

Shared notes: A; C#, E# change to D, E.

The intervals 1, 3, and #5 give it an unsettled sound.

4 of the 12 augmented chords on guitar have an easy shape (no barre, three fingers or fewer, first four frets): Baug, Abaug, Ebaug, Daug.

Easiest to hardest

  1. Baug
  2. Abaug
  3. Ebaug
  4. Daug
  5. Eaug (higher up the neck)
  6. Caug (higher up the neck)
  7. Gaug (higher up the neck)
  8. Aaug (higher up the neck)
  9. Bbaug (higher up the neck)
  10. Faug (higher up the neck)
  11. F#aug (higher up the neck)
  12. C#aug (higher up the neck)

Other chord types: Major · Minor · 7th · Major 7th · Minor 7th · Sus2 · Sus4 · Add9 · Diminished