Posted on 26th April 201931st March 2019 by melyn Sethas is the Cornish word for jarful Yes, jarful in Cornish is sethas Photo by nick.amoscato Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: Flamek is the Cornish word for flamingoNext post: Meres is the Cornish word for mayoress