arched

(verb) form an arch or curve. Synonyms: arch, curve, arc. Examples: "Her back arches." "Her hips curve nicely."

(adj) constructed with or in the form of an arch or arches. Example: "An arched passageway."

(adj) forming or resembling an arch. Synonyms: arced, arching, arciform, arcuate, bowed. Example: "An arched ceiling."