| mess around(verb, expression, phrasal verb, examine, investigate) |
| monopolize(verb, join, catch, arrest) |
| partake(verb, join, catch, arrest) |
| participate(verb, join, catch, arrest) |
| pitch in(verb, expression, phrasal verb, join, catch) |
| pitch into(verb, expression, phrasal verb, attack, accept) |
| play around with(verb, expression, idiom, examine, investigate) |
| practice with(verb, expression, phrasal verb, examine, investigate) |
| preengage(verb, join, catch, interest, arrest) |
| preoccupy(verb, join, catch, arrest) |
| prove out(verb, expression, phrasal verb, check, quiz) |
| question(verb, check, quiz) |
| quiz(verb, check) |
| research(verb, examine, investigate, analyze) |
| run idea by someone(verb, expression, idiom, check, quiz) |
| run it up a flagpole(verb, expression, idiom, check, quiz) |
| see how it flies(verb, expression, idiom, check, quiz) |
| see how wind blows(verb, expression, idiom, check, quiz) |
| send up a balloon(verb, expression, idiom, check, quiz) |
| set about(verb, expression, phrasal verb, join, catch) |