ECHELON is a playable word

echelon Scrabble® Dictionary

verb
echeloned, echeloning, echelons
to group in a particular formation
51 Playable Words can be made from "ECHELON"
   2-Letter Words (11 found)
   3-Letter Words (16 found)
   4-Letter Words (18 found)
   5-Letter Words (5 found)
   7-Letter Words (1 found)