Old Polish (geoffreycaveney's theory)

[geoffreycaveney]

I may also note that I would not be the first person named "Geoffrey C." to have an interest in obscene literature of the late 14th and early 15th centuries 

I do wonder if the author(s) of the Voynich manuscript were familiar with the Miller's Tale...

"Thus swyued was this Carpenteris wif"

(If John Wycliffe could inspire Jan Hus in Bohemia, perhaps Chaucer could have inspired the authors of the Voynich manuscript in Central Europe as well!?)