CALCTUFAS is a playable word

calctufa Scrabble® Dictionary

noun
pl. calctufas
a mineral deposit
107 Playable Words can be made from "CALCTUFAS"
   2-Letter Words (9 found)
   3-Letter Words (25 found)
   7-Letter Words (4 found)
   8-Letter Words (1 found)
   9-Letter Words (1 found)