If we took an Em-A7-D (II-V-I) progression and decided to jazz it up with 7ths and extensions, we might well start with this Em9 chord. The F# (9th) is our highest note. I mention this because the ...
A chord progression may be repeated to form a song or tune ... which means that they usually support a melody originally designed for the tonic (I) chord. Jazz soloists and improvisers also use chord ...