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D Dominant 9th :: D F♯ A C E

A
E
C
G
5
9
♭7
3
D
5
♭7
9
D
5
♭7
3
9
D
♭7
3
5
9
D
3
⬤ ⬤
5
9
♭7
⬤ ⬤
D E
E Half Diminished 7th :: E G B♭ D

A
E
C
G
E
♭3
♭5
♭7
♭3
♭5
E
♭7
♭5
E
♭3
♭7
E
♭3
♭7
♭5
⬤ ⬤
E
♭3
⬤ ⬤