| pardon(verb, support, favor, sustain, confirm) |
| plead(verb, support, favor, defend, substantiate) |
| rationalize(verb, support, favor, defend, substantiate) |
| rebut(verb, support, favor, sustain, confirm) |
| show cause(verb, expression, support, favor, sustain) |
| speak in favor(verb, expression, idiom, support, favor) |
| square(verb, support, favor, sustain, confirm) |
| stand up for(verb, expression, idiom, support, favor) |
| substantiate(verb, support, favor, sustain, confirm) |
| support(verb, defend, explain, substantiate, validate) |
| sustain(verb, support, favor, defend, substantiate) |
| undertake |
| uphold(verb, support, defend, explain, substantiate) |
| validate(verb, support, favor, sustain, confirm) |
| verify(verb, support, favor, sustain, confirm) |
| vindicate(verb, support, favor, defend, substantiate) |
| warrant(verb, support, defend, explain, substantiate) |
| assure |
| back up |
| certify |