In the November 2010 issue of Word Ways, I offered 100 transposals from the Dictionary of American Regional English (volumes I-IV, covering the letters A-Sk). Examples included: ambleshoo / smoothable, clearstone / tolerances, gallinapper / apparelling, presmuterian / serpantarium, and sidegodlin / disloigned.
"Further Transposals From the Dictionary of American Regional English,"
4, Article 14.
Available at: http://digitalcommons.butler.edu/wordways/vol45/iss4/14