It's a common misspelling of funicular. See link: http://en.wikipedia.org/wiki/Funicular
Equine Vernicular is a miss-spelling of Equine Navicular. Sometimes called navicular disease, navicular syndrome or simply navicular. It is a disease of the horse hoof involving the navicular bone and the deep flexor tendon. It is a very painful condition that causes extreme lameness in horses.
vernecular was an everday language the two types were the chaucer and the christine. these two languages were made in the middle east to help their citizens understand literasture