SARGASSA is a playable word

sargasso Scrabble® Dictionary

noun
pl. sargassos or sargassoes or sargassa
a brownish seaweed
27 Playable Words can be made from "SARGASSA"
   2-Letter Words (4 found)
   3-Letter Words (10 found)
   4-Letter Words (8 found)
   5-Letter Words (4 found)
   8-Letter Words (1 found)