hi, for german thesaurus:
change
set theQuery to "http://thesaurus.altervista.org/thesaurus/v1?output=json&word=" & theQuery & "&language=en_EN&output=json&key=DeEKsEOVyiP0NyBZlQ5g"
to
set theQuery to "http://thesaurus.altervista.org/thesaurus/v1?output=json&word=" & theQuery & "&language=de_DE&output=json&key=DeEKsEOVyiP0NyBZlQ5g"