3. The method of claim 1 , further comprising: responsive to the detecting of the selection of the displayed word from the subset of the set of words that is different from the first word: storing the first word as a default learning object; storing the selected word as a variant learning object; and setting a flag.
4. The method of claim 3 , further comprising: employing the default learning object and the variant learning object to determine which of the first word and the selected word with which to associate the revised frequency value.