A♯add9
Add 9 · A♯ – D – F – C
- A♯R
- D3
- F5
- C9
Guitar voicings
Piano
- Root
- Third / sus
- Fifth
- Sixth / seventh
- Extension
About the A♯add9 chord
The A♯add9 chord (Add 9) is built from A♯ (the root), D (a major third), F (a perfect fifth) and C (a ninth). Add-nine chords stack a ninth on a plain triad for a bright, modern shimmer without a seventh.