WASTEWAYS is a playable word

wasteway Scrabble® Dictionary

noun
pl. wasteways
a channel for excess water
139 Playable Words can be made from "WASTEWAYS"
   2-Letter Words (14 found)
   6-Letter Words (8 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)
   9-Letter Words (1 found)