Piano chord
F Augmented Chord
Faug is an augmented chord built on F. It contains the notes F – A – C♯.
Faug
Also written: F+, F(♯5)
- F
- A
- C♯
Notes in Faug
Count up from F using the intervals below. The formula shows each note relative to the F major scale.
| Notes | Intervals | Formula | Semitones |
|---|---|---|---|
| F | Root | 1 | 0 |
| A | Major 3rd | 3 | 4 |
| C♯ | Augmented 5th | ♯5 | 8 |
How to play Faug on piano
- Right hand: fingers 1–3–5 (thumb on F).
- Left hand: fingers 5–3–1 (little finger on the lowest note).
- Press the keys together, then try playing them one at a time as an arpeggio.
Faug inversions
An inversion puts a different note of Faug at the bottom. The notes stay the same, the colour and voice leading change.
Root position
FaugF – A – C♯
1st inversion
Faug/AA – C♯ – F
2nd inversion
Faug/C♯C♯ – F – A
About augmented chords
Raise the 5th by one semitone and the chord floats in limbo — neither resolved nor completely tense. Dreamlike and unsettling.
Sound: Mysterious & dreamlike
Songs that use it
- Oh! You Pretty Things · David BowieRock
- Michelle · The BeatlesRock
- The Wizard of Oz · Harold ArlenMusical
Keys that contain Faug
Faug is built only from notes of these keys. The Roman numeral shows its role in each key.
Hear Faug with different sounds and compare it with other chords in the interactive builder.
Open in the chord builderPractising on an acoustic piano that sounds off?
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