Dbsus4 chord
Db suspended fourth
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G
Gb
G
Ab5
A
Bb
B
C
Db
D
Eb
E
F
Gb
G
Ab
C
C
Db1
D
Eb
E
F
Gb
G
Ab
A
Bb
B
C
Db
E
Eb
E
F
Gb4
G
Ab
A
Bb
B
C
Db
D
Eb
E
Gb
A
Ab
A
Bb
B
C
Db1
D
Eb
E
F
Gb
G
Ab
A
Db
3
5
7
10
The Dbsus4 chord has the formula 1, 4, 5 with notes Db, Gb, Ab
Commonly used in pop, rock, and jazz, the suspended fourth chord usually has no third and therefore sounds open since it lacks a minor or major tonality. It can function as a preparatory chord before a resolution at the third.