This is a digital crossword puzzle dictionary and gazetteer guide. It includes geographical reference material, word & clue search, special gazetteer (geography) search feature, modern and historical content, and almanac material.
This tool suggests possible words from the input of just a few letters into its search engine. They have multiple language support: English, German, Dutch, and French. There is a demo; you have to pay for a membership for the full service.
This site provides an on-line dictionary, thesauruses, crossword solver, unscramber SCRABBLE solver, word translator, and text translator. Scroll down the page until you find what you are looking for (there are different search boxes for each task).
This Online Crossword Dictionary lets you search by either clue or pattern. If it doesn’t contain the solution, members will be asked to add this puzzle clue to the “not found list". Membership is free.