Letters that make closed book
s, o, b, d, e, k, l, c are letters that make 'closed book'
Words within closed book
os, OS, Book, boo, cl, SE, ED, close, closed, ok, OK, book, Cl, Os, Se, lose are words within 'closed book'
s, o, b, d, e, k, l, c are letters that make 'closed book'
os, OS, Book, boo, cl, SE, ED, close, closed, ok, OK, book, Cl, Os, Se, lose are words within 'closed book'
1 possible definitions for 'closed book'
Under this definition, closed book is a noun and has the following properties:
'closed book' can be a type of perplexity.
deep, cryptical, baffle, stupefy, mystify, vex, flummox, nonplus, amaze, dumbfound, enigmatical, puzzle, get, perplex, stick, bewilder, pose, secret, enigmatic, oracular, puzzling, cryptic, mysterious, mystic, mystical, occult, orphic, inscrutable, mystifying, beat, gravel are derivatives of 'closed book'.