| hock(verb, give, swear) |
| liability(noun, understanding, right, agreement, arrangement) |
| live up to(verb, expression, idiom, phrasal verb, give) |
| make an affidavit(verb, expression, idiom, assert, trust) |
| mortgage(verb, support, give, maintain, secure) |
| must(noun, understanding, right, need, responsibility) |
| ought(noun, understanding, right, need, responsibility) |
| pledge oneself(verb, expression, assert, trust, undertake) |
| rely on(verb, expression, assert, trust, undertake) |
| say so(verb, expression, give, assert, trust) |
| state under oath(verb, expression, idiom, assert, trust) |
| swear an oath(expression, idiom, swear) |
| swear on bible(verb, expression, idiom, give, undertake) |
| swear to God(verb, expression, idiom, assert, trust) |
| swear up and down(verb, expression, idiom, phrasal verb, give) |
| toast |
| assurance obligation(expression, need, pledge, engagement) |
| binder(noun, pledge) |
| health |
| hook |