Posted on 14th March 2014 by melyn Liesyethek is the Cornish word for multilingual Yes, multilingual in Cornish is liesyethek Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: Morgaryans is the Cornish word for lighterageNext post: Profil is the Cornish word for profile