| approve(verb, confirm, story, verify, substantiate) |
| authenticate(verb, confirm, story, verify, substantiate) |
| bear out(verb, expression, phrasal verb, confirm, story) |
| certify(verb, confirm, story, verify, substantiate) |
| check into |
| check out(verb, expression, confirm, story, verify) |
| check up(verb, expression, phrasal verb, confirm, story) |
| corroborate(verb, story, demonstrate, verify, substantiate) |
| declare true(verb, expression, confirm, story, verify) |
| document(verb, confirm, story, verify, substantiate) |
| double check(verb, expression, confirm, story, verify) |
| endorse(verb, confirm, story, verify, substantiate) |
| enquire into |
| establish(verb, confirm, story, verify, substantiate) |
| examine |
| give nod(verb, expression, confirm, story, verify) |
| inspect |
| investigate |
| justify(verb, confirm, story, verify, substantiate) |
| monitor(verb, support, keep, watch, survey) |