Space plays and stops
- Notes and intervals
- Fm3Abm3Cbm3Ebb
F Diminished 7, written Fdim7, is built from F, Ab, Cb and Ebb: the root, minor 3rd, flat 5th and diminished 7th.
Its 3rd and 7th, Ab and Ebb, are its guide tones: they say what kind of chord it is, so voicings are built around them and the root is often left to the bass.