Barbara in D

Horace Silver(1974)waltz
Do Re MiC D E
A
B
A6♭9
G6♭9
A6♭9
Am7/D

Chord Diagrams — Barbara in D (Guitar)

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Barbara 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 A to G (descending whole step), G to A (ascending whole step), A to G (descending whole step), G to C (ascending perfect fourth), C to F (ascending perfect fourth), F to E (descending half step), E to A (ascending perfect fourth), A to F# (descending minor third), F# to B (ascending perfect fourth), B to F (ascending tritone), F to A# (ascending perfect fourth), A# to D (ascending major third), D to C (descending whole step), C to A# (descending whole step). A half-step bass movement creates a strong leading-tone pull that demands resolution. The root motion by larger intervals (fourths and fifths) gives each chord change a strong, decisive character. When the progression loops, the bass returns from A# to A by half step.

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.

waltz3/4 · 52 bars · Form: AB

Chords: A6♭9, G6♭9, Am7/D, Gm7, C7, F, Em7, A7, F♯m7, B7, Fm7, A♯7, D9, C9, A♯9.

Scales for Improvisation D bebop, D bebop major.

Diatonic chords: See all chords in the key of D