RIDGED is a playable word

ridge Scrabble® Dictionary

verb
ridged, ridging, ridges
to form into ridges (long, narrow elevations)
36 Playable Words can be made from "RIDGED"
   2-Letter Words (6 found)
   3-Letter Words (13 found)
   4-Letter Words (9 found)
   5-Letter Words (5 found)
   6-Letter Words (3 found)