That's interesting, because I think word pairs that simply don't occur in English could be a feature also. Maybe an on-off switch. I kind of like the domain v

That's interesting, because I think word pairs that simply don't occur in English could be a feature also. Maybe an on-off switch. I kind of like the domain voiceglockenspiel. Although several of your listed nice-sounding domains also seem to be pairs that simply don't occur in English as well?