Once I Loved (O Amor Em Paz) in D

Antônio Carlos Jobim / Vinícius de Moraes / Ray Gilbert(1960)swing
Do Re MiC D E
A
B
C7♯5

Chord Diagrams — Once I Loved (O Amor Em Paz) in D (Guitar)

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Once I Loved (O Amor Em Paz) 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 G to C (ascending perfect fourth), C to F (ascending perfect fourth), F to F# (ascending half step), F# to G# (ascending whole step), G# to A (ascending half step), A to F (descending major third), F to A# (ascending perfect fourth), A# to D# (ascending perfect fourth), D# to E (ascending half step), E to G# (ascending major third), G# to D (ascending tritone), D to C# (descending half step), C# to G (ascending tritone), G to C (ascending perfect fourth), C to F (ascending perfect fourth), F to A# (ascending perfect fourth), A# to B (ascending half step), B to A# (descending half step), A# to A (descending half step), A to G# (descending half step), G# to G (descending half step), G to D (descending perfect fourth), D to D (ascending unison). 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 D to G by perfect fourth.

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 · 30 bars · Form: AB

Chords: Gm7, C7♯5, FMaj7, F♯dim, G♯dim, Am7, Fm7, A♯7, D♯Maj7, Em7♭5, G♯9, DMaj7, C♯9, G7, CMaj7, F7, A♯Maj7, Bm7♭5, A♯m6, Am6, G♯7♭5, Gm7♭5, Dm6, D7.

Scales for Improvisation D bebop minor, D bebop.

Diatonic chords: See all chords in the key of D