LENGTHENED is a playable word

lengthen Scrabble® Dictionary

verb
lengthened, lengthening, lengthens
to make or become longer
99 Playable Words can be made from "LENGTHENED"
   2-Letter Words (9 found)
   3-Letter Words (30 found)
   5-Letter Words (13 found)
   6-Letter Words (10 found)
   7-Letter Words (3 found)
   8-Letter Words (1 found)
   10-Letter Words (1 found)