ECHELONED is a playable word

echelon Scrabble® Dictionary

verb
echeloned, echeloning, echelons
to group in a particular formation
115 Playable Words can be made from "ECHELONED"
   2-Letter Words (15 found)
   6-Letter Words (8 found)
   7-Letter Words (2 found)
   9-Letter Words (1 found)