D♭ Dominant 7th :: D♭ F A♭ C♭

F
C
G
D
3
D♭
5
5
3
♭7
3
♭7
D♭
5
D♭
5
♭7
3
♭7
D♭
⬤ ⬤
3
⬤ ⬤
C Sus 4th :: C F G

F
C
G
D
4
C
5
5
4
4
C
5
C
5
4
C
⬤ ⬤
4
C
5
⬤ ⬤