Posted on 27th May 2015 by melyn Mordon is the Cornish word for seawave Yes, seawave in Cornish is mordon Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: Kammledya is the Cornish word for misleadNext post: Grafek is the Cornish word for graphics