Posted on 15th February 2012 by melyn Keseren is the Cornish word for hailstone Yes, hailstone in Cornish is keseren Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: Gwaraji is the Cornish word for warehouseNext post: Sowl is the Cornish word for stubble