I suppose it is? Their courts are modeled after human class systems, particularly the nobles.

[Lambert is in for all the Sylvari exposition today.] Sylvari are Dreamers. The Dream is... I suppose an origin for our consciousness? That is where Sylvari start, and learn, before we awaken into the world.

We maintain that connection after awakening, but much more distant. That makes us Dreamers. Those who choose to remove themselves from that connection are Soundless.