Posted on 8th February 2015 by melyn Disonest is the Cornish word for dishonest Yes, dishonest in Cornish is disonest Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: Downfria is the Cornish word for deep-fryNext post: Rewi is the Cornish word for freeze