ATACTIC is a playable word

atactic Scrabble® Dictionary

adjective
showing no regularity of structure
23 Playable Words can be made from "ATACTIC"
   2-Letter Words (6 found)
   3-Letter Words (7 found)
   4-Letter Words (4 found)
   5-Letter Words (3 found)
   6-Letter Words (2 found)
   7-Letter Words (1 found)