Posted on 31st January 201813th June 2017 by melyn Overdevys is the Cornish word for overgrown Yes, overgrown in Cornish is overdevys Photo by Isengardt Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: Arghans is the Cornish word for silverNext post: Disprevi is the Cornish word for disprove