Irish bouzouki Cmaj7 chord (GDAD)C major seventh: 5 2 2 5, and 2 more shapes

Frets, low course to high: 5 2 2 5 (from the 2nd fret)

1. G course: 5th fret, ring finger, C
2. Low D course: 2nd fret, index finger (barre), E
3. A course: 2nd fret, index finger (barre), B
4. High D course: 5th fret, little finger, G

Sounds: C E B G  ·  Cmaj7 is C, E, G, B (1 · 3 · 5 · 7)

Open courses that ring: G is a note of Cmaj7, so it can drone under it.

With a capo: on the 5th fret it’s 0 0 2 4 (frets counted from the capo), an open Gmaj7 shape.

Tuning GDAD: G D A D, low to high.