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Piano chords

F sus4 (Fsus4) chord on piano

The F sus4 chord (Fsus4) is a sus4 chord (a perfect fourth instead of the third), made of three notes: F – B♭ – C.

FCB♭

Root position: F4 – B♭4 – C5

What the Fsus4 chord sounds like

In a sus4 chord a perfect fourth replaces the third. The fourth is 'suspended' and usually resolves down to the third (sus4 → major), a classic move at cadences.

Notes of the Fsus4 chord

DegreeNoteInterval from the root
1Froot
4B♭perfect fourth (5 semitones)
5Cperfect fifth (7 semitones)

Root position and inversions

An inversion uses the same notes, with a different note at the bottom. When you change chords, choosing the nearest inversion keeps your hand almost still.

Root position

F4 – B♭4 – C5

1st inversion

B♭4 – C5 – F5

2nd inversion

C5 – F5 – B♭5

Which keys is it in?

The Fsus4 chord is built from the notes of these keys (for minor keys, both the natural and the harmonic minor are considered):

  • F major: Isus4 (tonic)
  • F minor: Isus4 (tonic)
  • B♭ major: Vsus4 (dominant)
  • B♭ minor: Vsus4 (dominant)
  • C minor: IVsus4 (subdominant)
  • D♭ major: IIIsus4
  • A♭ major: VIsus4
  • E♭ major: IIsus4
  • G minor: VIIsus4
  • D minor: IIIsus4

Similar chords and substitutes

If Fsus4 is too hard, or you want a different colour in the same spot, these chords are worth a try.

Substitutes (by function)

  • F – resolves the suspension to major
  • Fm – or to minor

Same notes

  • B♭sus2 – the same notes with a different root

Richer versions

  • F7sus4 – the same chord plus 1 colour note
  • F11 – the same chord plus 3 colour notes

Frequently asked questions

What notes are in the Fsus4 chord?

F, B♭, C. The root is F; the intervals of the other notes from the root: perfect fourth, perfect fifth.

How do I play the Fsus4 chord on piano?

In root position, the right hand usually plays with fingers 1, 3 and 5 (thumb, middle finger, little finger); four-note chords with fingers 1, 2, 3 and 5. The left hand mirrors this: 5, 3, 1. In an inversion the top or bottom note moves to the other side, so your hand moves less when you change chords.

How is the Fsus4 chord written?

The chord symbol is Fsus4, and its full name is F sus4.

Related chords

The same chord on another instrument:

Fsus4 on guitarFsus4 on ukuleleFsus4 on mandolinFsus4 on banjo

Other F chords on piano:

FFmF7Fmaj7Fm7Fsus2F7sus4F6Fm6Fadd9FdimFaugFdim7Fm7b5F9Fm9Fmaj9F11F13

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Photos: Isak Photography, 42 North, Rachel Loughman, Vitaly Gariev, Vitaly Gariev, Isaac Martin / Unsplash