D#sus4 Suspended 4th Chord

The D# Suspended 4th chord contains: D#, G#, A#.

These notes are derived by applying the suspended 4th interval formula (0–5–7 semitones) to the root note D#.

Replaces the third with a perfect fourth.

Classic rock tension before resolution. The D#sus4 chord is used across pop, rock, jazz, and classical music. As the I chord in the key of D# major, it functions as the most stable resting point in progressions.

On piano, play D#, G#, A# simultaneously.

In root position, D# is the lowest note. Inversions move the bass note up — first inversion has G# lowest, second inversion has A# lowest.

A suspended 4th chord has 3 notes: D#, G#, A# (in D#).

It is a triad — the most fundamental chord type.

The D# major chord (D#–G–A#) uses a major third (4 semitones), giving it a bright, happy sound.

The D# minor chord (D#–F#–A#) uses a minor third (3 semitones), giving it a darker, emotional sound.

D#sus4 naturally serves as the I chord in the key of D# major.

It also appears as IV in the key of A# major, and as V in the key of G# major.

Yes.

The ukulele uses GCEA tuning with 4 strings. The D#sus4 chord notes (D#, G#, A#) can be fretted on a ukulele, though the shapes differ from guitar due to the 4-string layout and shorter scale.

In the key of D# major, D#sus4 pairs naturally with G# major (IV), A# major (V), and Cm (vi).

The classic I–IV–V (D#sus4–G#–A#) is the foundation of blues, country, and rock.

An inversion places a non-root note in the bass.

D#sus4 root position: D# in bass. First inversion: G# in bass. Second inversion: A# in bass. Inversions create smoother bass line movement without changing the harmony.

Remember the formula: 0–5–7 semitones from root.

For D#sus4: start on D#, add 5 semitones, then 7 semitones. Practicing this across all 12 roots builds instant recognition of any suspended 4th chord.