whatAb7#9b13
Root Position
Ab C Eb Gb B E
Similar chords
Ab13#9
Ab C Eb Gb B F
Ab7#9#11
Ab C Eb Gb B D
Ab7b9#9
Ab C Eb Gb A B
Ab Dominant Sharp Ninth
Ab C Eb Gb B
Ab13#9#11
Ab C Eb Gb B D F
Ab7#9#11b13
Ab C Eb Gb B D E
Ab7#11b13
Ab C Eb Gb D E
Abmaj7#9#11
Ab C Eb G B D
Ab Dominant Thirteenth
Ab C Eb Gb Bb F
Ab9#11
Ab C Eb Gb Bb D