PLANKTON is a playable word

plankton Scrabble® Dictionary

noun
pl. planktons
the minute animal and plant life of a body of water
(adjective) planktic
80 Playable Words can be made from "PLANKTON"
   2-Letter Words (15 found)
   3-Letter Words (31 found)
   5-Letter Words (10 found)
   8-Letter Words (1 found)