Check answer against current letter, word or entire puzzle (All) If puzzle answer is available, guess letter(s) marked with a colored square (none): original guess correct blue: incorrect guess [Prefs-Incorrect] black: previously checked guess now correct [Prefs-Corrected] Input: if enabled, each new guess is checked as it entered Pencil: if enabled, each new guess is displayed in gray [Prefs-Pencil], to separate uncertain guesses for later visual checking Both Input and Pencil are automatically disabled when a puzzle is opened. See Prefs-Skip for explanation of how "next" letter or word is selected, e.g., adjacent, incomplete, incorrect or pencilled