More nodulous means having more nodules or small bumps on the surface. The antonyms for this word could be smooth, flat, even, or untextured. These words refer to surfaces that are free from any bumps or irregularities. Smooth surfaces are particularly desirable in many industries, such as engineering, architecture, and manufacturing, where any distortions or unevenness can lead to functional problems or structural weaknesses. In contrast, nodules can be problematic in many settings, such as in medical diagnosis, where nodules on the skin or organs often indicate abnormalities or diseases. The antonyms for more nodulous, therefore, denote clarity, uniformity, and regularity, which are essential qualities in many fields of work and study.