Once I Loved (O Amor Em Paz) in G

Antônio Carlos Jobim / Vinícius de Moraes / Ray Gilbert(1960)swing
Do Re MiC D E
A
B
F7♯5

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

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Once I Loved (O Amor Em Paz) in G

Key of G

G major is the singer-songwriter's key. The open G, B, and D strings spell out the full G major triad with zero fretting. Add the open high E for a Gadd6 shimmer. Nearly every diatonic chord (Em, Am, C, D) has a comfortable open voicing. G is a beginner-level key on guitar because the open G, B, and D strings form a complete G major triad without fretting a single note, and the open low E adds a rich 6th color. Beginners will find this key approachable since most chords use open voicings with minimal stretching.

Voice Leading

The bass line moves through C to F (ascending perfect fourth), F to A# (ascending perfect fourth), A# to B (ascending half step), B to C# (ascending whole step), C# to D (ascending half step), D to A# (descending major third), A# to D# (ascending perfect fourth), D# to G# (ascending perfect fourth), G# to A (ascending half step), A to C# (ascending major third), C# to G (ascending tritone), G to F# (descending half step), F# to C (ascending tritone), C to F (ascending perfect fourth), F to A# (ascending perfect fourth), A# to D# (ascending perfect fourth), D# to E (ascending half step), E to D# (descending half step), D# to D (descending half step), D to C# (descending half step), C# to C (descending half step), C to G (descending perfect fourth), G to G (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 G to C by perfect fourth.

Scales for Improvisation

G 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, G Mixolydian adds the flat seventh for an authentic blues-rock edge.

swing4/4 · 30 bars · Form: AB

Chords: Cm7, F7♯5, A♯Maj7, Bdim, C♯dim, Dm7, A♯m7, D♯7, G♯Maj7, Am7♭5, C♯9, GMaj7, F♯9, C7, FMaj7, A♯7, D♯Maj7, Em7♭5, D♯m6, Dm6, C♯7♭5, Cm7♭5, Gm6, G7.

Scales for Improvisation G bebop minor, G bebop.

Diatonic chords: See all chords in the key of G