Full word lists
We do not publish lists or databases of all the words used by our system, so these are not available for download.
Combinations including a particular word
There’s no way to download a list of what3words addresses including a particular word. There would be about 4.8 billion combinations!
what3words addresses within a specific area
We don’t currently offer this functionality. Drop us an email to support@what3words.com to let us know the specific use case you have in mind, and we’ll share it with our product team to consider for the future.