Posted on 26th June 2017 by melyn Ayrbost is the Cornish word for airmail Yes, airmail in Cornish is ayrbost Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: Koyntnans is the Cornish word for countenanceNext post: Hwarheans is the Cornish word for civilisation