What It Scores
EFFEIRS 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 E1 F4 F4 E1 I1 R1 S1.
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 EFFEIRS
83 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 (4)
5 letter words (17)
4 letter words (29)
EFFSERESFEERFEESFEISFEREFIEFFIERFIFEFIREFIRSFREEFRISIRESREEFREESREFSREIFREISRIFERIFFRIFSRISESEERSEIFSEIRSERESERFSIRE
3 letter words (24)
2 letter words (9)
Next: the Word Unscrambler for any letters at all. Full entry and definition at Merriam-Webster.