Add-ons
To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!
CloseWelcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.
CloseReview for Synonyms dictionary EN-US by montyw47
Rated 1 out of 5 stars
Mozilla (Firefox) DISABLED this add-on to the Firefox Browser. There is no substitute it.
To create your own collections, you must have a Mozilla Add-ons account.
