CALOMEL is a playable word

calomel Scrabble® Dictionary

noun
pl. calomels
a chemical compound used as a purgative
78 Playable Words can be made from "CALOMEL"
   2-Letter Words (12 found)
   3-Letter Words (22 found)
   5-Letter Words (11 found)
   6-Letter Words (1 found)
   7-Letter Words (1 found)