PLANKTERS is a playable word

plankter Scrabble® Dictionary

noun
pl. plankters
any organism that is an element of plankton
576 Playable Words can be made from "PLANKTERS"
   2-Letter Words (20 found)
   3-Letter Words (83 found)
   8-Letter Words (4 found)
   9-Letter Words (1 found)