Posted on 28th July 2012 by melyn Kowgrom is the Cornish word for concave Yes, concave in Cornish is kowgrom Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: Yeghesek is the Cornish word for sanitaryNext post: Golowboyntya is the Cornish word for highlight