counterargument

Allen met every one of his arguments with a forceful counterargument.

The counterargument, of course, is that this method of delivery is pretty archaic.

The conventional counterargument, of course, is that the establishment will circle the wagons around Romney.

But I can mount a highly plausible counter-counterargument for why it may not.

I haven't any idea, but a better counterargument is required than "the military knows best."

Ghosts also have human shapes is probably your counterargument.