21. The method of claim 20 , wherein the set of one or more pronunciation guessers comprise pronunciation guessers for a plurality of locales, each locale having its own pronunciation guesser.
21. The method of claim 20 , wherein the set of one or more pronunciation guessers comprise pronunciation guessers for a plurality of locales, each locale having its own pronunciation guesser. 22. The method of claim 21 , further comprising: automatically determining a set of languages or locales from the words in the user's set of one or more databases; selecting a subset of the set of one or more pronunciation guessers, wherein the subset is selected based upon the set of languages or locales that were automatically determined from the words in the user's set of one or more databases; and wherein the processing which produces the additional phonetic data uses only the subset of the set of one or more pronunciation guessers when producing the additional phonetic data.