| 八角 | ba1 jiao3 | octagonal |
| 八边形 | ba1 bian1 xing2 | octagon |
| 月琴 | yue4 qin2 | yueqin, a lute with oval or octagonal sound box |
| 琮 | cong2 | surname Cong |
| 八角形 | ba1 jiao3 xing2 | octagon |
| 八角形地 | ba1 jia3 xing2 di5 | octagonally |
| 八边形地 | ba1 bian1 xing2 di5 | octagonally |
| 八角形的 | ba1 jia3 xing2 de5 | octagonal |
| 八边形的 | ba1 bian1 xing2 de5 | octagonal |