| contribute(verb, action, part, joining, participation) |
| cooperate(verb, action, part, joining, participation) |
| engage(verb, action, part, joining, participation) |
| engage in(verb, phrasal verb, action, part, joining) |
| enter into(verb, phrasal verb, action, part, joining) |
| get in on(verb, phrasal verb, action, part, joining) |
| get in on the act(expression, action, part, joining, participation) |
| go into(verb, phrasal verb, action, part, joining) |
| have a hand in(expression, action, part, joining, participation) |
| have to do with(expression, action, part, joining, participation) |
| join(verb, action, part, joining, participation) |
| join in(verb, phrasal verb, action, part, joining) |
| latch on(verb, phrasal verb, action, part, joining) |
| lend a hand(expression, action, part, joining, participation) |
| partake(verb, action, part, joining, participation) |
| participate(verb, action, part, joining, participation) |
| perform(verb, action, part, joining, participation) |
| play(verb, action, part, joining, participation) |
| play a part(expression, action, part, joining, participation) |
| share(verb, action, part, joining, participation) |