Posted on 5th November 2014 by melyn Diwysykter is the Cornish word for zeal Yes, zeal in Cornish is diwysykter Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: Perna is the Cornish word for buyNext post: Messias is the Cornish word for messiah