Posted on 8th December 2015 by melyn Seghes is the Cornish word for thirst Yes, thirst in Cornish is seghes Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: Goffos is the Cornish word for abilityNext post: Rychedh is the Cornish word for richness