UUnscramblebot

PREFIXES

8 letters
Scrabble US (TWL) Scrabble UK (SOWPODS) Words With Friends
20
Scrabble points
21
WWF points

Letter breakdown

p3 pts
r1 pts
e1 pts
f4 pts
i1 pts
x8 pts
e1 pts
s1 pts

Base Scrabble values — premium squares multiply the total.

Words you can make from PREFIXES's letters

From the TWL dictionary. Use the unscrambler for the full list with all dictionaries.