C#sus2 Chord on Guitar
C#sus2 = C# – D# – G# (Root, Major 2nd, Perfect 5th)
C#sus2 drops the third in favor of a wide major second, leaving a chord that refuses to commit to either a bright or dark identity — an open, floating ambiguity guitarists lean on across folk, pop, and acoustic writing. At the ninth fret, the stretch this shape demands is especially noticeable, since the fret spacing here is already tighter than lower on the neck even before accounting for the wider interval sus2 chords require.
The notes are C#, D#, and G# — root, second, fifth — with no third present at all, which is exactly why the chord sounds suspended rather than clearly happy or sad. Its most common use is as a decorative embellishment that resolves back into C# major, the second sliding down a fret to become the third — a small, satisfying release of tension that guitarists reach for constantly in strummed acoustic parts, often without consciously naming what they're doing.
Fingerings
Barre (9th fret)
How to Practice It
The fretting hand's stretched finger has to reach further here than it does for the equivalent note in a plain major or minor triad at this same fret, and the tight ninth-fret spacing makes that reach feel more demanding than the identical technique lower on the neck. It's worth isolating the sus2-to-major resolution — sliding that stretched finger down one fret to turn C#sus2 into plain C# major — as its own drill before attempting to strum the full chord cleanly at tempo.
Common Progressions
- C#sus2 – C# – F# (a suspension resolving into the tonic before moving on)
- C# – C#sus2 – C# (I – Isus2 – I, a decorative embellishment)
- C#sus2 – G# – A#m – F# (a pop-style progression opening with ambiguous color)
- F# – C#sus2 – A#m – G# (a folk-pop turnaround)
FAQ
- Why does C#sus2 sound neither major nor minor?
- It has no third at all — the note that decides a chord's major or minor identity — so replacing it with a second leaves the chord in a genuinely open, undecided middle ground.
- How does C#sus2 compare to C#sus4?
- Sus2 pulls its extra note from below where the third would sit, producing an airy, open sound, while sus4 pulls from above, producing a tenser sound that actively wants to resolve — different characters despite the shared 'sus' label.
- Why does this particular shape feel like such a stretch?
- The ninth fret already has tighter spacing than lower positions, and sus2's characteristic wide interval asks the stretched finger to cover more distance than the equivalent note in a plain triad would need at this same fret.
- What's the classic technique guitarists use with sus2 chords?
- Sliding the suspended note down one fret to resolve into the plain major triad is an extremely common decorative move in strummed acoustic parts, adding a small burst of motion without changing the underlying harmony.
- Is C#sus2 ever left unresolved on purpose?
- Yes — plenty of pop and folk writing leaves sus2 chords hanging deliberately, using their floating ambiguity as a chosen color rather than treating it as a passing embellishment.
- Is there an easier way to get this sound lower on the neck?
- Yes — an open-position or partial voicing built from a lower shape reaches a similar open color without the ninth-fret stretch.
- What kind of songs tend to use sus2 chords like this one deliberately?
- Folk and acoustic-driven pop often build entire intros or verses around an unresolved sus2, using its ambiguity to set an unsettled mood before the harmony commits to a clearer major or minor direction later on.
C#sus2 on other instruments: C#sus2 on Piano, C#sus2 on Ukulele. Related: how chords are built, chord finder.