They may change slowly, becoming raised, changing color or gradually fading. It may worsen either gradually or quickly. They returned with evidence of a gradually increasing buildup of amphibious forces. Closed-angle glaucoma can present gradually or suddenly. Tensions between the constitutional Catalan institutions and the gradually more centralized Monarchy began to arise. The cars were of gradually increasing size. The Kwaremont is a long section of cobbles that starts sharply before gradually levelling out. Even so, construction techniques changed only very gradually. These problems may develop gradually and insidiously. This seventh continent becomes a focal point in a gradually diverging timeline. The outer surface is divided into several gradually migrating tectonic plates. Adolescents are at the stage where their brains are still quite malleable and developing gradually. It is happening, but ever so gradually. The masses are shown oppressed by a giant warlike figure who gradually fades away. Escarpments erode gradually and over geological time.