What It Scores
INFIXES 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 I1 N1 F4 I1 X8 E1 S1.
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 INFIXES
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 (1)
5 letter words (12)
4 letter words (16)
3 letter words (19)
2 letter words (11)
Next: the Word Unscrambler for any letters at all. Full entry and definition at Merriam-Webster.