Letters

Provide up to 12 letters available to you. Use up to 2 wildcards (?). Eg. "abcde??"

Starts With | Ends With

Filter results by words that start with, or end in a specific set of characters. Eg. "hel" = > (hello, hell)

Contains

Filter results for words with a given substring. Eg. "ell" => (hello, stella)

Pattern

Filter results for words with characters at a specific position. Eg. "j__l_" => (jelly)

Dictionary

Words With Friends (WWF) includes the most up to date words playable in the game, including words from the social dictionary.
Scrabble US consists of all words in the official OCTWL dictionary.
Scrabble UK is based on SOWPODS, played in most of the rest of english speaking countries.

Length

Filter results by word length if you know which length you are looking for.