Word Puzzles
A few examples of what you can ask Wolfram|Alpha about:
find anagrams of a word or phrase
find letter bank words
find words matching a pattern
find words meeting certain specifications
find crossword puzzle clues for a given word
calculate Scrabble® scores for a word and its subsets
find words matching Scrabble® tiles on a rack
Rhyming Words
find rhyming words
Letter Combinations
find words found within a specified set of letters
find words containing a set of letters, in order, only those letters or at least those letters
find possible decodings of a cryptogram
learn what an acronym stands for