Share Word Search The Case of the Secret Tunnel To create your word search for "The Case of the Secret Tunnel", first select the words you want to use. Choose up to twenty words for your game by clicking on a suggested word or enter your own by typing over an existing word. Suggestions for your word search; click to add. ENTERTAINING UNDERGROUND DETERMINED DANGEROUS SOMETHING SUSPECTED SLEUTHING HITCHINS PRECIOUS COMPANY MYSTERY HEROINE LURKING BISCUIT MAISIE UNMASK HIDDEN GRANGE TRUTH HOLLY THIEF CLERK YOUNG HUNT CARE LONG CASE SOON LED ODD How do you want the words displayed in the game? Forward Down Diagonal Backward Puzzle Title