TEXTBOOKS is a playable word

textbook Scrabble® Dictionary

noun
pl. textbooks
a book used in the study of a subject
101 Playable Words can be made from "TEXTBOOKS"
   2-Letter Words (12 found)
   3-Letter Words (27 found)
   6-Letter Words (4 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)
   9-Letter Words (1 found)