| give witness(verb, expression, assert, undertake, affirm) |
| give word(verb, expression, engage, contract, promise) |
| give word of honor(verb, expression, idiom, undertake, promise) |
| have confidence in(verb, expression, idiom, assert, undertake) |
| hock(verb, agree, declare, engage, contract) |
| insure(verb, agree, declare, approve, uphold) |
| live up to(verb, expression, idiom, agree, declare) |
| lock(noun, support, agreement, contract, assurance) |
| make an affidavit(verb, expression, idiom, assert, undertake) |
| mortgage(verb, agree, declare, engage, contract) |
| oaths |
| obligate(verb, pass, agree, declare, commit) |
| pass(verb, agree, declare, commit, undertake) |
| pawn(noun, verb, agree, declare, agreement) |
| permit(verb, approve, uphold, explain, require) |
| persist(hold, maintain, claim, contend) |
| pledge oneself(verb, expression, idiom, assert, undertake) |
| predicate(verb, support, maintain, back, declare) |
| propitiate |
| put forth(verb, expression, support, maintain, back) |