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
⬤ ⬤
F Sus 4th :: F B♭ C

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