www.SynonymLab.com This tool uses Google's advanced synonym search operator "the tilde sign ("~") " which placed at the begining of your search term it will return search results with the synonyms in bold text. I made a keword tool today that takes the synonyms in bold text from the search results and searches again for each synonym which returns a larger list of synonym keywords or "related keywords" Test this synonym keyword tool and give me your thoughts.