RILLED is a playable word

rill Scrabble® Dictionary

verb
rilled, rilling, rills
to flow like a rill (a small brook)
42 Playable Words can be made from "RILLED"
   2-Letter Words (7 found)
   3-Letter Words (13 found)
   4-Letter Words (16 found)
   5-Letter Words (5 found)
   6-Letter Words (1 found)