STARCH is a playable word

starch Scrabble® Dictionary

verb
starched, starching, starches
to treat with starch (a solid carbohydrate)
65 Playable Words can be made from "STARCH"
   2-Letter Words (7 found)
   3-Letter Words (19 found)
   5-Letter Words (12 found)
   6-Letter Words (2 found)