Kernelling is the process of adjusting the spacing between letters or characters in typography. There are various synonyms for kernelling, including character spacing, letter spacing, and typesetting. Additionally, the term tracking is frequently used as a synonym for kernelling when adjusting the spacing between entire lines or paragraphs. The goal of kernelling is to improve the visual appeal and legibility of written text by ensuring that the spacing between letters is consistent and optimized. It can be a time-consuming process, but the result is worth it for ensuring that text is easily readable and aesthetically pleasing.