G# · Cavaquinho

A room full of friends, somebody borrows a cavaquinho, and the first sound out is almost always a chord like this. G# major is half the world's starting point. Press play down there.

Listen first

What you just heard

Play the arpeggio again, no rush. There are only three: G#, C and D#. Keep your ear on the middle one. That's the major third, and it's what gives this chord its wide-open-day face — file that name away, because in a minute we'll move exactly that note and you'll hear the weather change.

Now it's your hands' turn

On the cavaquinho, four steel strings tuned D–G–B–D pack the chord into a small, bright space — every finger counts. So start with the first position below — the position marked with ⭐ is the easiest to play. Advice from someone who's seen this scene a thousand times: play the notes one by one before strumming. If one sounds muffled, a finger is touching the next string. Adjust, try again. Everyone goes through it; it doesn't last.

Precision Tuner — Before you play these shapes, get in tune — chromatic tuner and reference tones · open in Chord & Fret

The other positions are the same chord living on different floors of the neck. You don't need them today. But when a song asks for it higher and tighter, you'll know where it lives.

Every shape of G# lives in Chord & Fret Pro — 4 instruments, 16 tunings, 41 chord types and 57 scales, in every key. Start free. Unlock everything with Pro. 100% offline. No ads, no trackers.

What is G#?

G#: G# Major. The notes are G#, B#, D# (fixed-do: Sol#, Si#, Re#) — the degrees 1–3–5.

Where this chord lives

So where does this chord show up in real life? Almost always as VII in A# minor, I in G# major, V in C# major. Don't memorize that — just notice that the same shape plays different roles in different songs, the way a word changes meaning with the sentence.

Transpose & Capo — Need it in another key? Move the whole chart and find the easiest capo · try it in Chord & Fret

Identify Chord — Found a shape on your own fretboard? The app names it back · see it in Chord & Fret

Real songs pass through here: Gospel · ii-V-I estendido · Gospel · subida do IV

Where it tends to go

Treating G# as the home chord (I) of its key, it usually moves toward the pre-dominant (Bbm / Db) or the dominant (Eb / G°) — and the dominant pulls back home. It's a tendency, not a law.

When you want to go further

When it's time to improvise over it, G# Ionian (G# A# B# C# D# E# F## · 1 2 3 4 5 6 7: the plain major scale, where everything starts); G# Lydian (G# A# B# C## D# E# F## · 1 2 3 #4 5 6 7: the major scale with a raised fourth — one extra step of daydream) fit entirely. The swaps below are for when your ear gets bored of the obvious.

Scale — The whole scale on the neck — in boxes or 3 notes per string; on the major modes, on guitar in standard tuning, with the CAGED forms named · open in Chord & Fret

Improvising in context

To improvise over G# as home, the G# Ionian scale fits entirely — it contains every note of the chord. And when the dominant (Eb) pulls back, the leading tone G is the note that wants to resolve home.

Swaps that work:

• Fm7 — Relative minor (vi) — same tonic function
• Cm7 — Mediant (iii) — tonic function

Reharmonize — Want richer substitutions? Reharmonize the progression in a tap · use it in Chord & Fret

One last test: play G# and let it ring. Comfortable, right? Exactly. Now come see what happens when we add one note and take that comfort away: G#7.

Updated July 9, 2026