FALLBACK is a playable word

fallback Scrabble® Dictionary

noun
pl. fallbacks
an act of retreating
42 Playable Words can be made from "FALLBACK"
   2-Letter Words (7 found)
   3-Letter Words (15 found)
   4-Letter Words (13 found)
   5-Letter Words (6 found)
   8-Letter Words (1 found)