SOWBACK is a playable word

sowback Scrabble® Dictionary

noun
pl. sowbacks
a low ridge of sand
81 Playable Words can be made from "SOWBACK"
   2-Letter Words (11 found)
   3-Letter Words (32 found)
   5-Letter Words (5 found)
   6-Letter Words (1 found)
   7-Letter Words (1 found)