Caug7/G♯ guitar shapes

Popular fretboard positions with fingering suggestions

Showing 8 of 25 playable shapes

About the chord

C augmented 7th / G♯ (2nd inversion)

The C augmented 7th augmented 7th chord combines the augmented triad with a minor seventh B♭, creating a powerful, dissonant tension. Its bold, unresolved sound is frequently used in jazz, blues, and film scores for dramatic impact. With G♯ in the bass, this voicing functions as the 2nd inversion of C augmented 7th.

Root note: C
Bass note: G♯
Chord tones: 4
Playable shapes: 25

Chord tones

CEG♯B♭

Notes & Intervals

Each note below shows how the chord is built from its root. This is the theory layer underneath the fretboard shapes.

C Unison (Root) 1

The root anchors the chord and defines its tonal center.

E Major Third 3

This note defines the chord's major quality and brings brightness to the sound.

G♯ Augmented Fifth ♯5

The raised fifth adds lift, drama, and a more unsettled color.

B♭ Minor Seventh ♭7

The minor seventh adds bluesy or jazzy tension that wants to move onward.

Related Articles

Articles that reference this chord and explain how to use it in your playing.