Some zoological names of species consist of two identical and are known as tautonyms . For some reason, I have always found them amusing.

They're not tautonyms but are word and letter "flip" tautonyms .

Synonyms and Homonyms Meaning of Authors name in brackets The Law of Priority Rejection of names Names of hybrid Plants Tautonyms Nomen novum or Replacement name Preoccupied names BIOCODE THE TYPE AND ITS IMPORTANCE Kinds of Types Type designation CHAPTER 8--PUBLICATION KINDS OF PUBLICATIONS 1.

As before, Noah turns away hyphenated words, coinages, palindromes, tautonyms and pair isograms.

But there is a third variety as well: Words with an even number of letters which are decomposable into two-part tautonyms (e.g.

The first 10x10 word square, which appeared in 1921, was constructed entirely of tautonyms (words like TANGATANGA, which have two repeated five-letter parts) and so is not very satisfying.

* * * Back to Susan's 15-169 article, her 'tautophones' as an alternative to 'nautonyms' fails because it also encompasses most true (letteral) tautonyms and doesn't indicate that nautonyms are not.

This story began over a year ago on page 106 of the May 2014 issue of Word Ways when Anil challenged me to find what he called NAUTONYMS, "sounded but not spelled tautonyms like RETREAT".

Returning to uncapitalised homophonic tautonyms , the English Dialect Dictionary (EDD) includes DEEDY (industrious), PEEPY (drowsy) and TEATY (peevish), while Chambers Dictionary has (screaming) MEEMIE, a hysterical person, and Webster's 3rd has EASIES, stops rowing.

They are correct, being phonetic tautonyms according to the Oxford English Dictionary's phonetics.

Numerical Tautonyms such as GULP (G + U = 28 and L + P also = 28) have appeared in previous issues of Word Ways.