Posted on 15th February 2019 by melyn Skrinva is the Cornish word for gnashing Yes, gnashing in Cornish is skrinva Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: Sugna is the Cornish word for suckNext post: Stenek is the Cornish word for stannary