Bellylike is defined as having a shape or appearance similar to a belly. Some possible synonyms for this word include round, plump, curved, bulging, or convex. These words all express a similar concept of a shape that is full rather than flat or angular. However, each synonym conveys a slightly different nuance of meaning. For example, "round" suggests a smooth or circular shape, while "plump" suggests a softness or fullness of flesh. "Curved" implies a more sinuous or graceful shape, while "bulging" suggests a more protruding or enlarged form. Finally, "convex" refers specifically to a shape that is outwardly curved. These synonyms offer a range of options for describing a shape that resembles a belly.