What It Scores
SEMIDRY is a valid word in the tournament list this site uses. Tile values only, before any premium square: 13 in Scrabble and 13 in Words With Friends. The letters break down as S1 E1 M3 I1 D2 R1 Y4.
At seven letters this plays a whole rack, which is a bingo and worth 63 in Scrabble once the 50 point bonus lands.
Words Made From The Letters In SEMIDRY
124 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 (3)
5 letter words (24)
DEISMDERMSDIMERDIMESDISMEDREYSDRIESDYERSEMIRSEMYDSMERISMIREDMIRESMISERMYSIDRESIDRIDESRIEMSRIMEDRIMESSIDERSIREDYERDSYIRDS
4 letter words (46)
DEMYDERMDESIDEYSDIESDIMEDIMSDIREDREYDRYSDYERDYESEMIREMYDEMYSIDEMIDESIREDIRESMEDSMERIMIDSMIREMIRSMIRYMISEREDSREISREMSRIDERIDSRIEMRIMERIMSRIMYRISERYESSEIRSEMISIDESIRESMIRSYEDYERDYIDSYIRD
3 letter words (37)
DEIDEYDIEDIMDISDRYDYEEDSEMSERMERSIDEIDSIREISMMEDMESMIDMIRMISREDREIREMRESRIDRIMRYESEDSEISERSEYSIMSIRSRISYEYESYID
2 letter words (14)
Next: the Word Unscrambler for any letters at all. Full entry and definition at Merriam-Webster.