Ninth chords

A ninth chord is a 5-note chord — the root plus a major third, a perfect fifth, a minor seventh and a ninth above it. It is a dominant seventh chord with a ninth stacked above the seventh.

It sounds rich and funky, at home in funk, soul and jazz. Below are the ninth chords for all twelve keys, from C to B — pick any chart for its full set of voicings, the piano shape and how it's built.