Painting out is an artistic process that requires precision and skill. It is used to cover up colors or layers of paint that were previously applied. There are several synonyms for this process, including "erase," "obliterate," and "eliminate." These words describe the act of removing unwanted aspects of a painting, making way for new layers to be added. Other synonyms for paint out include "cover up," "whitewash," "mask," and "conceal." Each of these words has its own nuances and connotations, but all refer to the process of removing or covering up elements in a painting. Ultimately, paint out is an important step in the creation of a visually stunning work of art.