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C Augmented Guitar Chord (Caug)

C Augmented (Caug) is built from C, E, G#, which is the 1P - 3M - 5A formula measured from the root C. This page shows 7 fingerings with fretboard diagrams.

Augmented
Notes: C · E · G#Intervals: 1P – 3M – 5A

Fingerings for Caug

Cauglow E at fret 4, A at fret 3, D at fret 2, high E muted
Cauglow E at fret 1, A muted, D at fret 3, G at fret 2, B at fret 2, high E muted
Cauglow E muted, A at fret 3, D at fret 2, high E muted
Cauglow E muted, A at fret 3, D at fret 2, G at fret 1, B muted, high E open
Cauglow E muted, A at fret 3, D muted, G at fret 1, B at fret 1, high E open
Cauglow E muted, A at fret 1, D muted, G at fret 3, B at fret 3, high E at fret 2
Cauglow E muted, A muted, D at fret 3, G at fret 2, B at fret 2, high E at fret 1

Notes in Caug

  • C1P
  • E3M
  • G#5A

How to play Caug

C Augmented Guitar Chord (Caug) is suspended and slightly surreal.

Beginner tip

The raised fifth is easy to miss — press firmly on the top note to bring it out.

Practice idea

Try it between the I and the IV chord for an unexpected lift.

Caug FAQ

What notes are in C Augmented?
C Augmented (Caug) contains C, E, G#. In interval terms that is 1P - 3M - 5A above the root C.
How do you play Caug on guitar?
The most common shape here is "Caug": low E at fret 4, A at fret 3, D at fret 2, high E muted.
Is Caug hard for beginners?
It sits in the augmented family. The raised fifth is easy to miss — press firmly on the top note to bring it out.

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