ICTUS is a playable word

ictus Scrabble® Dictionary

noun
pl. ictuses
a recurring stress or beat in a poetical form
(adjective) ictic
23 Playable Words can be made from "ICTUS"
   2-Letter Words (6 found)
   3-Letter Words (9 found)
   4-Letter Words (6 found)
   5-Letter Words (2 found)