curve B1

/kɚv/ A smooth bend in a line, road, or surface, without sharp angles.

curb C2+

/kɜrb/ to restrain or keep in check; a raised edge along a street

curvilinear C2+

/ˌkɜrvɪˈlɪniər/ consisting of or bounded by curved lines

curvy C2+

/ˈkɜrvi/ having many curves; full-figured