SPEEDUPS is a playable word

speedup Scrabble® Dictionary

noun
pl. speedups
an acceleration of production without an increase in pay
77 Playable Words can be made from "SPEEDUPS"
   2-Letter Words (6 found)
   3-Letter Words (19 found)
   6-Letter Words (4 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)