| gather(noun, turn, line, bend, gathering) |
| incision(noun, line, pattern, channel, groove) |
| plica(noun, turn, point, line, gather) |
| crankle |
| dado(noun, groove) |
| ditch(noun, line, hollow, channel, groove) |
| gutter(noun, line, hollow, ditch, channel) |
| line(noun, fold, hollow, ditch, channel) |
| pleat(noun, turn, line, gather, bend) |
| score(noun, line, channel, groove, furrow) |
| scratch(noun, line, channel, groove, furrow) |
| sulcus |
| trench(noun, line, hollow, ditch, channel) |
| tuck(noun, turn, line, gather, bend) |
| asperity |
| canal(noun, line, channel, groove, furrow) |
| double(fold, wrinkle, crease) |
| doubling(noun, fold, wrinkle, crease, crinkle) |
| flection(noun, turn, gather, bend, gathering) |
| flexure(noun, turn, gather, bend, gathering) |