| bowed(noun, verb, adjective, straight, round) |
| arched(noun, verb, adjective, straight, round) |
| crooked(noun, verb, adjective, straight, round) |
| bent(noun, verb, adjective, straight, bent) |
| curving(adjective, straight, bent, warped, devious) |
| curvilinear(adjective, straight, round, bent, crooked) |
| rounded(noun, verb, adjective, straight, depressed) |
| twisted(verb, adjective, round, bent, crooked) |
| tortuous(adjective, bent, twisted) |
| warped(verb, adjective, round, bent, crooked) |
| serpentine(adjective, sly, winding) |
| curvy(adjective, wavy) |
| arciform(adjective, straight, round, bent, crooked) |
| hooked(verb, adjective, round, bent, crooked) |
| round(adjective, depressed, hollow, bent, crooked) |
| sinuous(adjective, round, bent, crooked, supple) |
| curve(noun, curvature) |
| deformed(adjective, bent) |
| flexuous(adjective, winding) |
| twisting |