The crossword solution for the term NOT PERUSE is SKIM, which is a four-letter word. To SKIM means to quickly read or glance over something without taking in all the details. It is often used when referring to reading a book or article, as it involves quickly scanning the text to get the main points without taking the time to read every word. Skimming is a useful tool for quickly getting an overview of a text, but it should not be used as a substitute for actually reading the material.