A colorful, less dissonant alternative to Cm7 or a way to color an otherwise bare Cm triad… works great in jazz ballads and slow Latin tunes…
(If you need a refresher on chord structure: Chord Structure: The Number System)
You still have HOMEWORK to do: Using your knowledge of scales and chord structure (and your ears of course), transpose this voicing to all twelve keys. In doing so, you are going to build an enormous chord vocabulary that integrates the aural, visio-spatial, kinesthetic and lays a solid foundation for fluent improvisation.
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