SARGASSOS is a playable word

sargasso Scrabble® Dictionary

noun
pl. sargassos or sargassoes or sargassa
a brownish seaweed
62 Playable Words can be made from "SARGASSOS"
   2-Letter Words (8 found)
   3-Letter Words (20 found)
   4-Letter Words (18 found)
   5-Letter Words (12 found)
   6-Letter Words (2 found)
   8-Letter Words (1 found)
   9-Letter Words (1 found)