Run · Voynich Manuscript

Share of the manuscript's words that Greshko's grammar can read

Commonest unreadable tokens: s, l, o, r, cheky, checkhy, aiiin, d, chodaiin, choty, choky, sheky, checthy. Currier A uses unigram-type words much less than the cipher produces (31 % against 47 %).

Descriptive: a fifth of the running text is outside the cipher's word grammarwhole book 78.2 % (41.7 % unigram), types 36.5 %; Currier B 81.3 % (47.0 %); Currier A 72.4 % (30.8 %)0

Result

Run	Measured	Result	Against	Decision	Date
Run	Tokens that are a unigram type or split into prefix + suffix / of which unigram types / word types that parse	whole book 78.2 % (41.7 % unigram), types 36.5 %; Currier B 81.3 % (47.0 %); Currier A 72.4 % (30.8 %)	Naibbe ciphertext 100 % (about 47 % unigram) · plain Latin 2 %	Descriptive: a fifth of the running text is outside the cipher's word grammar

What it used and found

Naibbe-structured key search with held-out check

Method

MTH

Naibbe cipher tables and example plaintexts (greshko/naibbe-cipher, commit 719f2f4c)

Dataset

DAT

ZL3b transcription

Dataset

DAT

Latin or Italian under the Naibbe cipher

Answer it tests

ANS

Parameters

text = paragraph text, ZL3b, inventory = 137 unigram types, 138 prefixes, 138 suffixes (naibbe_tables.csv)

Cite it

Mysteries Department. (2026). Share of the manuscript's words that Greshko's grammar can read [Run RUN0DC7QP36PPPB]. https://mysteriesdept.com/r/RUN0DC7QP36PPPB

@misc{mysteriesdept_run0dc7qp36pppb,
  title     = {Share of the manuscript's words that Greshko's grammar can read},
  author    = {{Mysteries Department}},
  year      = {2026},
  note      = {Run, catalog key RUN0DC7QP36PPPB},
  url       = {https://mysteriesdept.com/r/RUN0DC7QP36PPPB}
}