Dsus2 pauses before choosing major or minor. Its notes are D, E and A: occupies the place where would state a third.
That open choice has two close exits. Beside , the second sits only one fret below the minor third.
The 2nd rises one fret to the minor 3rd. The root and fifth stay the same.
Raise the second one fret and it becomes ; raise it two and it becomes . One held shape can therefore open into either quality.
Also written D2 or D suspended 2nd.

Voice by voice, Dsus2 → . No voice moves by a semitone, and 2 notes are common to both chords. No voice has to move by a semitone, so this is a change of colour rather than a resolution.
| In Dsus2 | Moves | In D |
|---|---|---|
| D, the root | stays where it is | D, the root |
| E, the second | falls a whole tone | D, the root |
| A, the fifth | stays where it is | A, the fifth |
In which keys. Every note of Dsus2 belongs to C major (the ii), D major (the I), D minor (the i), E minor (the ♭VII), F major (the vi), F# minor (the ♭VI), G major (the V), A major (the IV), A minor (the iv) and B minor (the ♭III).
Contains Dsus2 and adds major third and sixth.
Contains Dsus2 and adds major third, fourth, sixth and major seventh.
Contains Dsus2 and adds major third, sharp eleventh, sixth and major seventh.
Adds major third, fourth, sixth and flat seventh. The flat seventh pushes the sound toward a dominant chord.
Adds major third, sharp eleventh, sixth and flat seventh, for a dominant sharp-eleventh color.
The common shapes and the derived voicings come from different places, and both are explained in how this site is built.
Shows each chord the way this style would voice it, and marks which of its alternatives belong to the idiom.