👉 The term "roughens" is often used to describe a change or alteration that is not smooth, gradual, or even linear. It can also refer to a process of erosion or disintegration, particularly in relation to rocks and soil. For example, if you were to say that the surface of a mountain has become rougher over time, it means that there are more cracks and crevices in its layers. This type of change is often seen as a natural part of geological processes and can