How to play Csus4: a suspended 4th built on C, with 2 ways to play it, the notes, the keys it belongs to, and songs that use it.
The first diagram is a common voicing: an open-position shape using 1 open string, played near the nut. An X above a string means don't play it; an O means play it open.
Frets from the low E string to the high E string: x 3 3 0 1 1 (x = not played).
| Note | C | F | G |
|---|---|---|---|
| Interval | R | 4 | 5 |
Csus4 is a suspended 4th with C as its root. The full theoretical spelling is C, F, G. This voicing sounds every chord tone.
Csus4 is a diatonic chord (built from the key's own notes) in 5 major keys and 5 minor keys. The roman numeral is the chord's place in that key; tap a key for all of its chords.
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Csus4 is spelled C, F, G: the root, 4th, 5th. The common guitar voicing sounds every one of them.
Frets from the low E string to the high E string: x 3 3 0 1 1 (x means the string is not played). Lay your index finger across the 1st fret from the B string to the high E string (a barre). Add the A and D strings at the 3rd fret. The G string rings open. Strum from the A string down; the low E string stays silent.
Csus4 belongs to 10 keys: C major (the I chord), F major (the V chord), Bb major (the ii chord), Eb major (the vi chord), Ab major (the iii chord), C minor (the i), G minor (the iv), F minor (the v), A minor (the III) and D minor (the VII).
