EFFICACIES is a playable word

efficacy Scrabble® Dictionary

noun
pl. efficacies
effectiveness
69 Playable Words can be made from "EFFICACIES"
   2-Letter Words (10 found)
   3-Letter Words (22 found)
   5-Letter Words (10 found)
   6-Letter Words (5 found)
   7-Letter Words (1 found)
   10-Letter Words (1 found)