| substantiate(verb, support, back, sign, approve) |
| thumbs up(verb, expression, phrasal verb, support, help) |
| uphold(verb, support, help, accept, allow) |
| John Hancock(verb, expression, endorse, prove, substantiate) |
| abet(verb, support, help, accept, allow) |
| accede(verb, agree, sign, acknowledge, assume) |
| accept(verb, support, agree, allow, approve) |
| acknowledge(verb, agree, sign, assume, admit) |
| acquiesce(verb, agree, sign, acknowledge, assume) |
| admit(verb, sign, assume, consenting) |
| adopt(verb, agree, sign, acknowledge, assume) |
| advocate(verb, support, help, accept, allow) |
| agree to(verb, expression, phrasal verb, agree, sign) |
| aid(verb, support, help, accept, allow) |
| applaud(verb, support, help, accept, allow) |
| approbate(verb, support, accept, allow, approve) |
| assent(verb, agree, sign, acknowledge, assume) |
| assume(verb, agree, sign, acknowledge, admit) |
| attest(verb, support, back, sign, uphold) |
| authorize(verb, approve, sanction, endorse, prove) |