Home › Easy Riddles › When You Do Not Know What I Am, Then I Am SomethingWhen You Do Not Know What I Am, Then I Am Something Updated: 18/11/2021 by Mr. Ryan Riddle: When you do not know what I am, then I am something. But when you know what I am, then I am nothing. What am I?Show AnswerAnswer: Riddle Solve More Riddles:What Goes Up When Rain Comes Down?What Calls For Help, When Written In Capital LettersWhat Can Travel Around The World While Staying In A Corner?What Has 4 Fingers And A Thumb, But Is Not Living?What Always Comes Into The House Through The Keyhole?What Gets Wetter And Wetter The More It Dries?I Am Everywhere Nothing Can Compare Run And HideWhat Can Stand In Place Of A Country But Still Fold…There’s No Reason To Fear If You See Me Lurking HereWhat Can Be Measured But Has No Length, Width Or Height?