Major
Ab
Abm
(Optional)
Minor
Abm
Dominant Seventh
Ab7
Augmented
Ab+
Ab+
(Optional)
Suspended Second
Absus2
Suspended Fourth
Absus4
Major Flat Five
Ab-5
Major Add Nine
Abadd9
Minor Add Nine
Abm(add9)
Major Sixth
Ab6
Minor Sixth
Abm6
Major Seventh
Abmaj7
Minor Seventh
Abm7
Dominant Seventh Flat Five
Abm7(b5)
Dimint Shed Seventh
AbO7
Minor Major Seventh
Abm(maj7)
Abm(maj7)
(Optional)
Seven Suspended
Ab7sus4
Major Sixth Add Nine
Ab6/9
Minor Sixth Add Nine
Abm6(add9)
Major Ninth
Abmaj9
Ab9
(Optional)
Dominant Ninth
Ab9
Minor Ninth
Abm9
Minor Nine Major Seven
Abm9(maj7)
Seven Sharp Nine
Ab7#9
Seven Flat Nine
Ab7b9
Thirteenth
Ab13