| Answer | Crossword Clue |
|---|---|
| HANDSON | Involving direct participation |
| participatory | characterized by or involving participation |
| participative | relating to or involving participation |
| pentathlon | an athletic contest involving participation by each contestant in five different events |
| pentathlons | PENTATHLON, an athletic contest involving participation by each contestant in five different events |
| happenings | A partly improvised or spontaneous piece of theatrical or other artistic performance, typically involving audience participation |
| happening | A partly improvised or spontaneous piece of theatrical or other artistic performance, typically involving audience participation |
