SOLUBLES is a playable word

soluble Scrabble® Dictionary

noun
pl. solubles
something that is soluble (capable of being dissolved)
106 Playable Words can be made from "SOLUBLES"
   2-Letter Words (9 found)
   3-Letter Words (22 found)
   6-Letter Words (10 found)
   7-Letter Words (5 found)
   8-Letter Words (1 found)