What are the primary triads?
Tonic, subdominant, and dominant
What are the secondary triads?
Supertonic, mediant, submediant, and subtonic
What are the group 1 triads?
Dominant function:
V, vii°/VII, and III+
What are the group 2 triads?
Subdominant function:
Major keys: IV/ii
Minor keys: iv/ii°
What are the group 3 triads?
Tonic function:
vi/VI
What are the group 4 triads?
Tonic function:
iii/III
What is an elision?
When one or more chord groups are skipped in a progression
What is a neutral tonic chord?
When the tonic chord appears anywhere in a normal progression without a dominant preparation
What is retrogression?
When chords move through groups in reverse order