Posted on 27th September 2016 by melyn Trestadow is the Cornish word for dependable Yes, dependable in Cornish is trestadow Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: Gorleski is the Cornish word for incinerateNext post: Kesskwattya is the Cornish word for collide