TETHERED is a playable word

tether Scrabble® Dictionary

verb
tethered, tethering, tethers
to fasten to a fixed object with a rope
52 Playable Words can be made from "TETHERED"
   2-Letter Words (8 found)
   3-Letter Words (13 found)
   4-Letter Words (15 found)
   5-Letter Words (7 found)
   6-Letter Words (6 found)
   7-Letter Words (2 found)
   8-Letter Words (1 found)