G - x x 0 7 8 0

Chord notes: D, D, G, E

This chord is technically a Dsus but it's a great substitute in the key of D for a G chord.

This chord works well in the key of D along with these chords:

D - x x 0 7 10 0

Bm - 7 x 0 7 10 0

A - x 0 7 7 10 0