ARCADES is a playable word

arcade Scrabble® Dictionary

verb
arcaded, arcading, arcades
to provide with an arcade (a series of arches)
101 Playable Words can be made from "ARCADES"
   2-Letter Words (11 found)
   3-Letter Words (24 found)
   6-Letter Words (7 found)
   7-Letter Words (2 found)