SUBBASINS is a playable word

subbasin Scrabble® Dictionary

noun
pl. subbasins
a section of an area drained by a river
100 Playable Words can be made from "SUBBASINS"
   2-Letter Words (13 found)
   3-Letter Words (29 found)
   6-Letter Words (4 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)
   9-Letter Words (1 found)