The PEBL Word Fluency Test, an implementation of the Chicago Word Fluency
Test, also known  as the  Thurstone word fluency test.

 See:

Thurstone, LL and Thurstone, TG. Primary Mental Abilities Chicago, 
Univ. of Chicago Press ,1938 OCLC 741860993

With minor modifications, it could be turned into a version of the 
COWAT, found in the Halstead-Reitan battery.


