OUTFAST is a playable word

outfast Scrabble® Dictionary

verb
outfasted, outfasting, outfasts
to surpass in fasting
74 Playable Words can be made from "OUTFAST"
   2-Letter Words (10 found)
   3-Letter Words (22 found)
   5-Letter Words (13 found)
   6-Letter Words (1 found)
   7-Letter Words (1 found)