For several years I have attempted to bring some order to the logological jungle. One result has been the classification of a group of recreations: words within words.
In the classic form of this wordplay, each letter int he parent word is used exactly once to form daughter words; furthermore, the letters of the daughter words appear in the proper order in the parents.
"Words Within Words,"
Word Ways: Vol. 11
, Article 4.
Available at: http://digitalcommons.butler.edu/wordways/vol11/iss2/4