Cadd9
Add 9 · C – E – G – D
- CR
- E3
- G5
- D9
Guitar voicings
Piano
- Root
- Third / sus
- Fifth
- Sixth / seventh
- Extension
About the Cadd9 chord
The Cadd9 chord (Add 9) is built from C (the root), E (a major third), G (a perfect fifth) and D (a ninth). Add-nine chords stack a ninth on a plain triad for a bright, modern shimmer without a seventh.