C Half Diminished 7th
::
C
E♭
G♭
B♭
⨉
A
E
C
G
C
♭7
♭5
⬤
C
♭3
♭7
⬤
⬤
C
⬤
♭3
♭7
♭5
⬤
⬤
C
♭3
⬤
♭5
⬤
♭7
♭3
♭5
⬤ ⬤
C
⬤ ⬤
E♭
A Dominant 7th (♭5)
::
A
C♯
E♭
G
⨉
A
E
C
G
A
♭7
3
A
⬤
♭7
♭5
⬤
3
⬤
A
⬤
♭5
3
⬤
♭7
⬤
♭5
⬤
3
A
⬤
♭7
♭5
⬤ ⬤
A
♭7
⬤ ⬤