A♭ Dominant 7th :: A♭ C E♭ G♭

A
E
C
G
3
A♭
♭7
3
5
A♭
3
5
♭7
3
A♭
5
♭7
A♭
5
♭7
⬤ ⬤
3
⬤ ⬤
A Dominant 9th :: A C♯ E G B

A
E
C
G
A
5
♭7
3
9
A
♭7
3
5
9
A
3
5
9
♭7
3
A
5
♭7
9
⬤ ⬤
A
5
♭7
⬤ ⬤
G
C Sus 2nd :: C D G

A
E
C
G
C
5
2
C
5
2
C
5
2
C
5
2
⬤ ⬤
C
5
⬤ ⬤