GULFWEEDS
Scrabble letter values: G2U1L1F4W4E1E1D2S1 = 17
Definition
GULFWEEDS is the plural of GULFWEED.
noun GULFWEED: brown algae with rounded bladders forming dense floating masses in tropical Atlantic waters as in the Sargasso Sea.
Synonyms of GULFWEED: sargassum, sargasso, Sargassum_bacciferum