The crossword solution for the term USING PART OF A PENCIL is ERASING. Erasing is the process of removing marks from a surface, such as paper or a whiteboard, using an eraser. Erasers are typically made of rubber, vinyl, or other materials, and are often found at the end of a pencil. Erasing is a common activity in classrooms, offices, and homes, and is used to correct mistakes or remove unwanted marks.