COLUMNAL is a playable word

column Scrabble® Dictionary

noun
pl. columns
a vertical cylindrical support
(adjective) columnal, columnar, columned
82 Playable Words can be made from "COLUMNAL"
   2-Letter Words (15 found)
   3-Letter Words (22 found)
   5-Letter Words (8 found)
   6-Letter Words (2 found)
   8-Letter Words (1 found)