Neighbours of Csus2
Every chord one voice of Csus2 reaches by a semitone or a whole tone, on C and so for every root: the voice that steps, the notes that result, and what they spell.
Csus2 holds C D G. 6 chords are one semitone away and 4 chords are one whole tone away; 4 of them spell a chord type and 0 realise a transform a source names.
One semitone away
| Voice | Steps to | Notes | Spells | Named transform |
|---|---|---|---|---|
| C | B, -1 | B D G | G | none named |
| C | C#, +1 | C# D G | no chord type | none named |
| D | Db, -1 | C Db G | no chord type | none named |
| D | D#, +1 | C D# G | Cm | none named |
| G | Gb, -1 | C D Gb | no chord type | none named |
| G | G#, +1 | C D G# | no chord type | none named |
One whole tone away
| Voice | Steps to | Notes | Spells | Named transform |
|---|---|---|---|---|
| C | Bb, -2 | Bb D G | Gm | none named |
| D | E, +2 | C E G | C | none named |
| G | F, -2 | C D F | no chord type | none named |
| G | A, +2 | C D A | no chord type | none named |
No source this site cites names a transform for this chord type, so every step here stays unnamed.