WALLED is a playable word

wall Scrabble® Dictionary

verb
walled, walling, walls
to provide with a wall (an upright structure built to enclose an area)
49 Playable Words can be made from "WALLED"
   2-Letter Words (11 found)
   3-Letter Words (17 found)
   4-Letter Words (14 found)
   5-Letter Words (6 found)
   6-Letter Words (1 found)