Posted on 9th March 2014 by melyn Avonsyans is the Cornish word for advance Yes, advance in Cornish is avonsyans Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: Kowethek is the Cornish word for friendlyNext post: Stori is the Cornish word for story