A new genre offering opportunities for amusement involves what I call palingroans. The first one appeared in Williard R. Espy's "Another Almanac of Words at Play," though he seems not to have appreciated the possible extension of his idea:
"Palingroans and Amalgrams,"
Word Ways: Vol. 21
, Article 10.
Available at: http://digitalcommons.butler.edu/wordways/vol21/iss4/10