Voicings

C6/9/E

Rootless A 6/9

Rootless ADrop 2QuartalRootless voicings
E3 A3 D4 G4Loading piano…
  1. E33
  2. A36
  3. D49
  4. G45

Guide tones carry the chord's sound: the 3rd (4th on sus chords) and the 7th (or 6th).

Source: Common practice