Posted on 7th February 2016 by melyn Morgowles is the Cornish word for jellyfish Yes, jellyfish in Cornish is morgowles Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: Feklans is the Cornish word for flatteryNext post: Breusyans is the Cornish word for critique