EASYIt's noxious yet self-effacing.Unseen it deserves our thanks.Corrects defects infecting textsBy filling them in with blanksANSWER: White-outWhite-out has a noxious odor and yet it effaces its own presence once it dries. If white-out goes unseen then it has done its job. White-out corrects mistakes by replacing defects in the text -- typos -- with blanks.INTERMEDIATEAlong with clothes and special seatNoisemaker shows symbolic rule.Calls attention. Ends decisions.Reminds us of a handy tool.ANSWER: GavelThe gavel is one of a judge's accessories, who also wears special clothes and has a distinctive high seat. The gavel helps the judge establish his or her rule over the court room. While calling the court's attention and closing cases, the gavel reminds us of a more common tool -- the hammer.DIFFICULTOne pulls, it slides. In stores its sold.It moves around, across and in.Holds something up though full of holes.It's staying close through thick and thin.ANSWER: A beltWhen ones pulls his or her belt, it slides through the belt loops. Sold in most clothing stores, the belt moves around one's waist, across one's midsection and it cinches in. The belt is full of holes and yet it holds up your pants. Whether you are thick or thin -- or fluctuating between the two -- the belt always stays close to your waist.