What It Scores
ATARAXY is a valid word in the tournament list this site uses. Tile values only, before any premium square: 17 in Scrabble and 17 in Words With Friends. The letters break down as A1 T1 A1 R1 A1 X8 Y4.
At seven letters this plays a whole rack, which is a bingo and worth 67 in Scrabble once the 50 point bonus lands.
Words Made From The Letters In ATARAXY
29 shorter words come out of these tiles. On a board that matters more than the long play, because a short word on a premium square often beats a long one on plain squares.
5 letter words (3)
4 letter words (8)
3 letter words (11)
2 letter words (7)
Next: the Word Unscrambler for any letters at all. Full entry and definition at Merriam-Webster.