direct octaves and fifths
Similar motion into a perfect interval, permitted only in inner voices or if the soprano moves by step.
A voice-leading error in which one voice moves into the register of an adjacent voice on an adjacent beat.
A harmonic area in a basic phrase that often precedes the the dominant area.
A full musical texture created from a figured bass.
The movement of a tendency tone from one voice part to another prior to resolution.
Similar motion from a d5 to P5 or P5 to d5. d5 to P5 is prohibited in strict counterpoint, but allowable in some situations in four-part writing if not placed in the outer voices.