People who persist for very long in the composition of palindromes sooner or later acquire a good familiarity with the most easily accessible vocabulary available to such writing, and are sometimes moved to remark upon its seeming paucity.
"218 Color Names Used in Palindromes,"
Word Ways: Vol. 47
, Article 14.
Available at: http://digitalcommons.butler.edu/wordways/vol47/iss2/14