Posted on 31st December 2019 by melyn Diala is the Cornish word for avenge Yes, avenge in Cornish is diala Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: Havek is the Cornish word for summeryNext post: Kyhwedhla is the Cornish word for gossip