http://www.wordtracker.com/scout
Uncover the true language of your market by downloading the Scout browser extension to discover high-performing keywords within your market in seconds. Scout is also available for Google’s Chrome browser.
You can get keyword ideas from any web page because the extension draws on a large keyword data from the huge database of search terms from WordTracker. You can also analyze websites of your competitors for keywords and access keyword performance metrics at a glance. You can also get involved in keyword data matching with page elements. Simply plug into Chrome and you’re ready to go.