| Answer | Crossword Clue |
|---|---|
| octagon | an eight sided polygon |
| octagons | OCTAGON, an eight sided polygon |
| octangle | an octagon (an eight sided polygon) |
| octangles | OCTANGLE, an octagon (an eight sided polygon) |
| OCTAGON | Eight-sided polygon. |
| hendecagon | an eleven-sided polygon also ENDECAGON |
| endecagon | an eleven-sided polygon also HENDECAGON |
| endecagons | ENDECAGON, an eleven-sided polygon also HENDECAGON |
| hendecagons | HENDECAGON, an eleven-sided polygon also ENDECAGON |
| hendecagonal | of or like a hendecagon, an eleven-sided polygon |
| COMETOAFULLSTOP | Obey an eight-sided sign |
