CALAMUS is a playable word

calamus Scrabble® Dictionary

noun
pl. calami
a marsh plant
74 Playable Words can be made from "CALAMUS"
   2-Letter Words (9 found)
   3-Letter Words (20 found)
   5-Letter Words (13 found)
   6-Letter Words (4 found)
   7-Letter Words (2 found)