Posted on 13th December 2015 by melyn Kowa is the Cornish word for excavate Yes, excavate in Cornish is kowa Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: Dowrgleudh is the Cornish word for canalNext post: Pursewyans is the Cornish word for pursuit