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Chord Detail

Csus2

C Suspended Second Chord

Csus2 is a C suspended second chord — formed by replacing the third with a major second. Without a third, the chord is neither major nor minor, creating a wide-open, ambiguous sound popular in modern pop, rock, worship, and ambient music.

CRoot
D
G

Theory

A suspended second chord replaces the major or minor third with a major second (2 semitones above the root). Csus2 uses C, D, G. Without a third, the chord has no major or minor quality — it sits in harmonic suspension, open and ambiguous. The major second (D) wants to resolve: upward to the third (making a major or minor chord) or downward to the root. The perfect fifth (G) provides stability. Sus2 chords are beloved in modern music precisely because they avoid the definitive quality of major or minor chords, creating a floating, inclusive texture. They are pentatonic-friendly — all three notes appear in any major pentatonic scale.

Intervals & Formula

Formula: 1 – 2 – 5

1Root0 semitones
2Major Second2 semitones
5Perfect Fifth7 semitones

Sound Character

Open, airy, ambiguous, and modern. Neither major nor minor — it floats with a wide-open quality.

Musical Meaning

Suspended chords remove the defining third degree and replace it with a 2nd or 4th, leaving the chord neither major nor minor. They hang in harmonic limbo — open, expectant, and unresolved. Sus chords feel like the held breath before a chord finally lands.

Sounds Like This

Other dreamy sounds to explore

Voicing Tips

The sus2 is most effective when the open fifth and major second ring together. On piano, try root and fifth in the left hand, second and fifth in the right hand for a very open, modern sound. The chord resolves naturally by moving the second either up (to the third for a major chord) or down (resolving tension).

Practical Uses

  • Coloristic chord that avoids major/minor character — neutral and open
  • Modern pop and indie texture on the I or IV chord
  • Pre-chord before a regular major or minor to create anticipation
  • Pentatonic-style open voicing in ambient and atmospheric music

Common Progressions

1Isus2 – I – IVsus2 – IV (Resolution pattern)
2Vsus2 – V – Isus2 – I (Pedal tone)
3Isus2 – Vsus2 – VIsus2 – IVsus2 (All-sus atmosphere)
4IVsus2 – V – Isus2 (Worship resolution)

Related Chords

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