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E♭dim7/B♭♭ guitar shapes

Popular fretboard positions with fingering suggestions

Showing 8 of 22 playable shapes

About the chord

E♭ diminished 7th / B♭♭ (2nd inversion)

The E♭ diminished 7th diminished 7th chord extends the diminished triad with a double-flatted seventh D♭♭, creating a haunting, symmetrical dissonance. Its ambiguous, tension-filled sound is ideal for dramatic resolutions, suspenseful scenes, or mysterious soundscapes in classical and cinematic compositions. With B♭♭ in the bass, this voicing functions as the 2nd inversion of E♭ diminished 7th.

Root note: E♭
Bass note: B♭♭
Chord tones: 4
Playable shapes: 22

Chord tones

E♭G♭B♭♭D♭♭

Notes & Intervals

Each note below shows how the chord is built from its root. This is the theory layer underneath the fretboard shapes.

E♭ Unison (Root) 1

The root anchors the chord and defines its tonal center.

G♭ Minor Third ♭3

This note supplies the minor color and gives the chord its darker emotional pull.

B♭♭ Diminished Fifth ♭5

The flattened fifth adds tension and a restless, unstable edge.

D♭♭ Diminished Seventh ♭♭7

The diminished seventh heightens instability and gives the chord a tense symmetrical quality.

Related Articles

Articles that reference this chord and explain how to use it in your playing.