20. The computerized method as recited in claim 14 further comprising: after said step e) indicating to the subject whether the subject correctly selected the image representative of the produced modified word.
14. A computerized method for training a subject to discriminate between similar words common in spoken language, the method utilizing a computer for displaying images, for modifying the similar words, and for acoustically producing the modified similar words to the subject, the method comprising: a) selecting a pair of words that have similar acoustic properties; b) displaying a pair of graphical images representative of each of the pair of words; c) modifying one of the pair of words by stretching it in the time domain; d) acoustically producing the modified word to the subject; and e) requiring the subject to select from the pair of graphical images, an image representative of the produced modified word.