G7♯5 (augmented seventh)

4-note augmented 7th on GG, B, D♯, F.

Press to hear the chord strummed low to high.

A dominant seventh built on an augmented triad — the raised fifth makes it strain even harder to resolve.

The notes

Pitches taken from the first fingering below — click any note to open its frequency page.

Interval formula

DegreeNoteWhat it is
1Groot
3Bmajor third
♯5D♯sharp fifth (augmented)
♭7Fflat seventh (dominant)

The formula reads in semitones above the root (G): 1, 3, ♯5, ♭7. A voicing may leave a tone out — often the fifth — but never adds one from outside this set.

Guitar fingerings · 4

4312
open position
1234
open position
5fr1423
from fret 5
10fr14132
from fret 10

Ukulele fingerings · 4

312
open position
3fr2314
from fret 3
7fr2113
from fret 7
10fr1221
from fret 10

Read a diagram top-down: the thick bar is the nut, dots are where to press (the number is which finger), means play the open string, means don't play it. A bar across strings is a barre.

Other G chords

7♯5 (augmented seventh) chords on every root