ROOTLET is a playable word

rootlet Scrabble® Dictionary

noun
pl. rootlets
a small root
63 Playable Words can be made from "ROOTLET"
   2-Letter Words (9 found)
   3-Letter Words (17 found)
   5-Letter Words (7 found)
   6-Letter Words (7 found)
   7-Letter Words (2 found)