Posted on 16th March 2016 by melyn Omsav is the Cornish word for insurrection Yes, insurrection in Cornish is omsav Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: Pluven is the Cornish word for featherNext post: Noys is the Cornish word for noise