Ab-6/9(add11addb5) Diminished
The Ab-6/9(add11addb5) chord is built from the notes Ab – Cb – Ebb – F – Abb – C.
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Chord tones, one by one
AbRoot
Root
The fundamental note the chord is built on — Ab.
CbThird
Minor third
Three semitones — makes the chord minor (darker, sadder).
EbbFifth
Diminished fifth (♭5)
Six semitones — a flat fifth. Creates instability, typical of m7♭5 and diminished chords.
FExtension
Thirteenth (13)
A 13th — full, rich top extension.
AbbExtension
Extension (11 st)
An upper extension 11 semitones above the root.
CExtension
Extension (16 st)
An upper extension 16 semitones above the root.
🎼 Related scales
Lydian ♯2harmonic minor a major 3rd below
🎹 Modal analysis
This chord implies the Lydian ♯2 scale; its characteristic note is the ♯2 / ♯9 (augmented 2nd). It is a mode of the harmonic minor a major 3rd below.
🎸 Genres
Gypsy jazz · Roma music · Klezmer · Classical