| cross-examine(verb, examine, challenge, seek, ask) |
| enquire(verb, examine, challenge, doubt, question) |
| exact(verb, state, hold, take, order) |
| examine(verb, challenge, doubt, seek, investigate) |
| give the third degree(verb, expression, idiom, examine, challenge) |
| go over(verb, expression, examine, challenge, seek) |
| grill(verb, examine, challenge, request, seek) |
| hold out for(verb, expression, idiom, phrasal verb, state) |
| interview(verb, examine, challenge, seek, ask) |
| investigate(verb, examine, challenge, request, seek) |
| make inquiry(verb, expression, examine, challenge, seek) |
| postulate(verb, state, hold, take, order) |
| probe(verb, examine, challenge, request, seek) |
| pry(verb, examine, challenge, request, question) |
| pump(verb, examine, challenge, seek, ask) |
| put through the wringer(verb, expression, idiom, examine, challenge) |
| put to the question(verb, expression, idiom, examine, challenge) |
| query(verb, go, promote, examine, challenge) |
| quest(verb, examine, challenge, seek, search) |
| question(verb, order, go, force, press) |