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F augmented chord (Faug)

F augmented is a 3-note augmented chord: F – A – C♯. It sounds mysterious and suspenseful. Here it is on guitar, piano and ukulele, with fingering and audio.

  • NotesF – A – C♯
  • Formula1 – 3 – ♯5
  • SymbolFaug · F+ · F♯5
  • TypeAugmented chord

F augmented on guitar

  • ××1423FFAC♯
    Fret 1 (E shape)
  • 8××1423FC♯FA
    Fret 8 (A shape)

How to place your fingers (fret 1)

  1. Finger 1 (index) on fret 1 of the 6th string (E).
  2. Place finger 4 (pinky) at fret 3 on the 4th string (D).
  3. Finger 2 (middle) on fret 2 of the 3rd string (G).
  4. Finger 3 (ring) on fret 2 of the 2nd string (B).
  5. Do not play the 5th and 1st strings: strum from the 6th.

The numbers inside the dots are the fingers of your left hand: 1 index, 2 middle, 3 ring and 4 pinky. The colored dots mark the root (F). The other positions let you change chords without jumping along the neck, or give you a higher-pitched sound.

F augmented on piano

FAC♯

In root position, play F – A – C♯ from bottom to top with fingers 1, 3 and 5 of your right hand (thumb, middle and pinky). With your left hand you usually play just the root (F) or the root and the fifth.

Inversions

  • First inversion: A – C♯ – F
  • Second inversion: C♯ – F – A

F augmented on ukulele

  • AC♯FA
    Open position
  • 2AFAC♯
    From fret 2

Standard tuning G – C – E – A (the G string is the high one). Is your ukulele in tune? Use the ukulele tuner.

Notes and intervals of F augmented

  • F1 · root
  • A3 · major third
  • C♯♯5 · augmented fifth

It appears as a passing chord (for example I → I augmented → vi) and in intros to ballads and boleros.

Progressions with Faug

Chromatic passing chord: I – I+ – IV

The fifth, raised a half step, pulls toward the fourth degree.

Frequently asked questions

What notes are in the F augmented chord?

F augmented (Faug) has 3 notes: F (root), A (major third), C♯ (augmented fifth).

How do you play F augmented on guitar?

The most common shape starts at fret 1: 1 x 3 2 2 x (from the 6th to the 1st string). Finger 1 (index) on fret 1 of the 6th string (E). Finger 4 (pinky) on fret 3 of the 4th string (D). Finger 2 (middle) on fret 2 of the 3rd string (G). Finger 3 (ring) on fret 2 of the 2nd string (B). Don't play the 5th or 1st strings: strum from the 6th.

What is the chord symbol for F augmented?

It's written Faug; you may also see F+ or F♯5. Letter notation uses letters for note names: C, D, E, F, G, A and B correspond to Do, Re, Mi, Fa, Sol, La and Si.

Want to play whole songs?

A teacher shows you how to change chords smoothly, strum and play along to your favorite songs, in online lessons or at home in Bogotá.

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