Posted on 12th July 2012 by melyn Devisya is the Cornish word for devise Yes, devise in Cornish is devisya Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: Mil is the Cornish word for thousandNext post: Radyoweythresek is the Cornish word for radioactive