Posted on 31st March 2012 by melyn Hermesek is the Cornish word for hermetic Yes, hermetic in Cornish is hermesek Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: Gerdhelni is the Cornish word for dyslexiaNext post: Brogh is the Cornish word for badger