Beatrice in D

Sam Rivers(1965)swing

Beatrice in D

Key of D

D major is one of guitar's most resonant keys. The open D string acts as a droning root, and the open A string provides the fifth. This gives D-based strumming a wide, ringing quality that flatpicks and fingerpicks love. D is a beginner-level key on guitar because the open D and A strings provide a powerful bass foundation, and the open high E is the 2nd scale degree adding brightness. Beginners will find this key approachable since most chords use open voicings with minimal stretching.

Voice Leading

The bass line moves through D to D# (ascending half step), D# to C (descending minor third), C to B (descending half step), B to C (ascending half step), C to A (descending minor third), A to G (descending whole step), G to F# (descending half step), F# to G (ascending half step), G to C# (ascending tritone), C# to F# (ascending perfect fourth), F# to B (ascending perfect fourth), B to E (ascending perfect fourth), E to D (descending whole step), D to D# (ascending half step), D# to D (descending half step). A half-step bass movement creates a strong leading-tone pull that demands resolution. The predominantly stepwise bass motion creates smooth, connected voice leading. When the progression loops, the bass returns from D to D by unison.

Scales for Improvisation

D major pentatonic works because every note is either a chord tone or a safe passing tone — there are no avoid notes. For soloing, this means you can play freely without clashing. Over dominant seventh chords, D Mixolydian adds the flat seventh for an authentic blues-rock edge.

swing4/4 · 22 bars · Form: AB

Chords: D, D♯Maj7♯11, C, Bm7, CMaj7, Am7, Gm7, F♯m7, G, C♯m7♭5, F♯7, Bm, Em7, Dm7, D♯7, Dm.

Scales for Improvisation D bebop, D bebop major.

Diatonic chords: See all chords in the key of D