| attest(verb, support, back, sign, uphold) |
| authenticate(verb, support, back, sign, explain) |
| bear out(expression, support, back, sign, explain) |
| circumstantiate(verb, support, back, sign, uphold) |
| corroborate(verb, support, back, sign, uphold) |
| debunk(verb, support, back, sign, uphold) |
| explain(verb, support, back, sign, uphold) |
| give green light(expression, idiom, support, back, sign) |
| justify(verb, support, back, sign, explain) |
| make good(expression, support, back, sign, uphold) |
| subscribe(verb, support, back, sign, uphold) |
| substantiate(verb, support, back, sign, explain) |
| underpin(verb, support, back, sign, uphold) |
| vouch(verb, support, back, sign, uphold) |
| warrant(verb, support, back, sign, uphold) |
| witness(verb, support, back, sign, uphold) |
| affirm(verb, support, back, sign, uphold) |
| approve(verb, support, back, sign, permit) |
| back(verb, support, sign, uphold, prove) |
| bless(verb, support, back, sign, uphold) |