C#sus2

C#sus2 is C#, D# and G#, a suspended second. The shape this page opens on is written x41124, lowest string first.

Also written C#2 or C# suspended 2nd. The same chord either way; which spelling you meet depends on who wrote the chart.

There are 8 common shapes for C#sus2 on the guitar, and 46 derived voicings in the triad family.

In which keys. Every note of C#sus2 belongs to C# major (the I), C# minor (the i), Eb minor (the ♭VII), E major (the vi), F minor (the ♭VI), F# major (the V), Ab major (the IV), Ab minor (the iv), Bb minor (the ♭III) and B major (the ii).

The common shapes, written lowest string first: x41124, xx1124, x46644, 96689x, x66699, 9xx899, 9-11-11-x-9-11, x-x-11-13-14-11.

Triad. Three notes across one string set. C#sus2 has xx112x, xxx644, xx664x, x4664x, x6664x, xx6644, 4666xx, x666xx.

The common shapes and the derived voicings come from different places, and both are explained in where the chords and the theory come from.