DIARCHY is a playable word

diarchy Scrabble® Dictionary

noun
pl. diarchies
a government with two rulers
(adjective) diarchic (adjective) diarchal
79 Playable Words can be made from "DIARCHY"
   2-Letter Words (10 found)
   3-Letter Words (27 found)
   6-Letter Words (3 found)
   7-Letter Words (1 found)