| Modulation | A shift of tonal center that takes place within an individual movement.
|
 |
|
|
| Enharmonically Equivalent Keys | Keys which sound the same, but are spelled differently.
|
|
|
|
| Parallel Keys | Major and minor keys that have the same tonic note.
|
|
|
|
| Change of Mode (or mutation) | Occurs when music moves between two parallel keys.
|
|
|
|
| Relative Keys | When two major and minor keys share the same key signatures.
|
|
|
|
| Foreign Relationships | All key relationships that are not enharmonic, parallel, relative, or closely related.
|
|
|
|
| Distantly Related Keys | Pairs of keys that have foreign relationships.
|
|
|
|
| Common-Chord Modulations | Use one or more chords that are diatonic to both keys as a kind of hinge or pivot linking the two tonalities.
|
|
|
|
| Tonicization | Similar to modulation, but with the new key less strongly established.
|
|
|
|
| Closely Related Keys | Keys that have different tonal centers but that have no more than one accidental difference between their key signatures.
|
|
|
|
| Mode Mixture | Same as change of mode.
|