Normal contour is a term that describes the typical shape or form of an object. There are many synonyms for this term that can be used to express the same idea. These include common shape, regular frame, standard outline, typical form, usual profile, customary build, expected silhouette, conventional figure, and traditional structure. Each of these synonyms has a slightly different nuance, but they all convey the idea of the expected or typical shape of something. Whether describing the contours of a landscape or the shape of an object, these synonyms can help convey a sense of familiarity and expectation.