There are various synonyms for the word "outcrop" that can be used to convey the same or similar meanings. Some of the most commonly used synonyms of the word "outcrop" include projecting rocks, geological formations, rock formations, exposed rocks, rocky outcrops, and prominences. Additionally, other words such as cliffs, ledges, and bluffs can also be considered synonyms for the word "outcrop", depending on the context in which they are used. These synonyms can be used to describe a variety of scenarios, such as the natural and man-made formations that are visible on landscapes across the world. Overall, there are many ways to describe the geological features that are commonly referred to as outcrops.