What It Scores
DIARIAL is a valid word in the tournament list this site uses. Tile values only, before any premium square: 8 in Scrabble and 8 in Words With Friends. The letters break down as D2 I1 A1 R1 I1 A1 L1.
At seven letters this plays a whole rack, which is a bingo and worth 58 in Scrabble once the 50 point bonus lands.
Words Made From The Letters In DIARIAL
59 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.
6 letter words (2)
5 letter words (8)
4 letter words (24)
3 letter words (15)
2 letter words (10)
Next: the Word Unscrambler for any letters at all. Full entry and definition at Merriam-Webster.