COURIER is a playable word

courier Scrabble® Dictionary

verb
couriered, couriering, couriers
to send or transport by a messenger
49 Playable Words can be made from "COURIER"
   2-Letter Words (5 found)
   3-Letter Words (17 found)
   4-Letter Words (12 found)
   5-Letter Words (11 found)
   6-Letter Words (3 found)
   7-Letter Words (1 found)